DoctorsProofNPPES directory · verify at state boards

Gastroenterology in Brooklyn, NY

155 verified gastroenterology doctors in Brooklyn. Page 2 of 3.

Gastroenterologists specialize in the digestive system, treating conditions of the stomach, intestines, liver, and pancreas.

NPPES tenure ≠ clinical experience. "Years on NPPES" is time since the physician first registered a National Provider Identifier, not time practicing medicine. Verify current license status with the state medical board.

Verify a license at the New York State Board for Professional Medical Conduct

Dr. Vlado Simko, MD

Gastroenterology

20 yrs NPPES
NPI 1043225857
800 POLY PL, MEDICAL SERVICE (111), Brooklyn, NY 11209(718) 630-3719
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Scott Tenner, MD

Gastroenterology

20 yrs NPPES
NPI 1750398566
2211 EMMONS AVE, Brooklyn, NY 11235(718) 368-2960
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Alvin Leb, MD

Gastroenterology

20 yrs NPPES
NPI 1356358220
2985 QUENTIN RD, Brooklyn, NY 11229(718) 336-2218
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $238.64 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$238.64

Total received

2

Transactions

2

Paying companies

Top paying companies

Boehringer Ingelheim Pharmaceuticals, Inc.$125.00
Salix Pharmaceuticals, a division of Bausch Health US, LLC$113.64

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 56th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Alvin Leb do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Michael Bernstein, MD

Gastroenterology

20 yrs NPPES
NPI 1043221450
2601 OCEAN PKWY, Brooklyn, NY 11235(718) 616-4408
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $222.63 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$222.63

Total received

8

Transactions

5

Paying companies

Top paying companies

Gilead Sciences, Inc.$80.03
Janssen Biotech, Inc.$76.00
Novo Nordisk Inc$35.45
Boston Scientific Corporation$18.13
Cook Medical LLC$13.02

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 56th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Michael Bernstein do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Francis Steinheber, MD

Gastroenterology

20 yrs NPPES
NPI 1457362865
2601 OCEAN PKWY, Brooklyn, NY 11235(718) 616-4408
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Chihee Huh, DO

Gastroenterology

20 yrs NPPES
NPI 1992718621
8318 4TH AVE, Brooklyn, NY 11209(718) 759-0400
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. John Trillo, MD

Gastroenterology

20 yrs NPPES
NPI 1245345495
560 BAY RIDGE PKWY, Brooklyn, NY 11209(718) 748-5219
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $86.44 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$86.44

Total received

4

Transactions

3

Paying companies

Top paying companies

Gilead Sciences, Inc.$55.28
Boston Scientific Corporation$18.13
Cook Medical LLC$13.03

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 46th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to John Trillo do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Paul Piccione, MD

Gastroenterology

20 yrs NPPES
NPI 1356456578
560 BAY RIDGE PKWY, Brooklyn, NY 11209(718) 748-5219
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $3,603 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$3,603

Total received

14

Transactions

6

Paying companies

Top paying companies

Olympus America Inc.$3,309
AbbVie Inc.$120.64
Celgene Corporation$81.73
Merck Sharp & Dohme LLC$45.59
W. L. Gore & Associates, Inc.$29.55
Nestle HealthCare Nutrition Inc.$16.11

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 88th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Paul Piccione do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Antonio Palagiano, MD

Gastroenterology

20 yrs NPPES
NPI 1144335381
560 BAY RIDGE PKWY, Brooklyn, NY 11209(718) 748-5219
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $837.37 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$837.37

Total received

21

Transactions

7

Paying companies

Top paying companies

E.R. Squibb & Sons, L.L.C.$239.87
AbbVie Inc.$149.46
INTERCEPT PHARMACEUTICALS, INC.$136.73
Celgene Corporation$130.69
AstraZeneca Pharmaceuticals LP$128.97
W. L. Gore & Associates, Inc.$29.55

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 72th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Antonio Palagiano do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Jeffrey Gamss, MD

Gastroenterology

20 yrs NPPES
NPI 1780793943
1630 E 14TH ST, Brooklyn, NY 11229(718) 692-1198
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Nidal Khoury, MD

Gastroenterology

20 yrs NPPES
NPI 1821190935
336 78TH STREET, Brooklyn, NY 11209(718) 745-6693
NPPES public registry
CMS Open Payments· $114.58 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$114.58

Total received

1

Transactions

1

Paying companies

Top paying companies

GlaxoSmithKline, LLC.$114.58

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 49th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Nidal Khoury do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Marc Leaf, MD

Gastroenterology

20 yrs NPPES
NPI 1700988797
8023 19TH AVE, Brooklyn, NY 11214(718) 232-3003
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. David Wolfson, MD

Gastroenterology

20 yrs NPPES
NPI 1861596041
801 AVENUE N, Brooklyn, NY 11230(718) 627-6800
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $2,125 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$2,125

Total received

93

Transactions

11

Paying companies

Top paying companies

AbbVie Inc.$759.25
Salix Pharmaceuticals, a division of Bausch Health US, LLC$479.67
Pfizer Inc.$232.05
Ironwood Pharmaceuticals, Inc$231.92
Celgene Corporation$167.42
Regeneron Healthcare Solutions, Inc.$98.05

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 85th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to David Wolfson do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Gerald Posner, MD

Gastroenterology

20 yrs NPPES
NPI 1639273360
1545 ATLANTIC AVE, Brooklyn, NY 11213(718) 613-4063
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Inno Onorato, MD

Gastroenterology

20 yrs NPPES
NPI 1629173380
8407 7TH AVE, Brooklyn, NY 11228(718) 680-7516
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Vincent Rovito, MD

Gastroenterology

20 yrs NPPES
NPI 1962501387
237 BAY RIDGE PKWY, Brooklyn, NY 11209(718) 748-7100
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Leelavathi Kasturi, MD

Gastroenterology

20 yrs NPPES
NPI 1497847420
126 GREENPOINT AVE, Brooklyn, NY 11222(718) 389-0100
NPPES public registry
CMS Open Payments· $421.21 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$421.21

Total received

17

Transactions

5

Paying companies

Top paying companies

Celgene Corporation$132.88
Gilead Sciences, Inc.$121.46
Salix Pharmaceuticals, a division of Bausch Health US, LLC$116.00
AbbVie Inc.$27.22
RedHill Biopharma Inc.$23.65

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 63th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Leelavathi Kasturi do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Konstantin Vaizman, MD

Gastroenterology

20 yrs NPPES
NPI 1639268105
8622 BAY PKWY STE 1, Brooklyn, NY 11214(718) 333-2020
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $284.12 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$284.12

Total received

15

Transactions

6

Paying companies

Top paying companies

AbbVie Inc.$127.21
Gilead Sciences, Inc.$54.09
Salix Pharmaceuticals, a division of Bausch Health US, LLC$37.62
Boehringer Ingelheim Pharmaceuticals, Inc.$24.96
Ironwood Pharmaceuticals, Inc$20.88
Merck Sharp & Dohme LLC$19.36

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 58th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Konstantin Vaizman do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Harry Demeo, MD

Gastroenterology

20 yrs NPPES
NPI 1245313709
9920 4TH AVE, STE 205, Brooklyn, NY 11209(718) 745-0623
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $29.50 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$29.50

Total received

2

Transactions

1

Paying companies

Top paying companies

FUJIFILM Healthcare Americas Corporation$29.50

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 41th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Harry Demeo do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Richard Fisse, MD

Gastroenterology

20 yrs NPPES
NPI 1831275569
1353 49TH STREET, SUITE 2, Brooklyn, NY 11219(718) 854-8527
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Sushil Ahlawat, MD

Gastroenterology

20 yrs NPPES
NPI 1760568455
470 CLARKSON AVE STE A, Brooklyn, NY 11203(718) 270-4772
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $35.87 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$35.87

Total received

1

Transactions

1

Paying companies

Top paying companies

Takeda Pharmaceuticals U.S.A., Inc.$35.87

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 42th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Sushil Ahlawat do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Albert Ciancimino, MD

Gastroenterology

20 yrs NPPES
NPI 1699852103
335 COURT ST, Brooklyn, NY 11231(718) 855-1543
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Charles Bigajer, MD

Gastroenterology

20 yrs NPPES
NPI 1679652119
ONE BROOKDALE PLAZA, ROOM 323 KATZ, Brooklyn, NY 11212(718) 240-6385
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $524.35 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$524.35

Total received

14

Transactions

10

Paying companies

Top paying companies

Salix Pharmaceuticals, a division of Bausch Health US, LLC$250.00
Insmed, Inc.$56.77
bioMerieux Inc$41.83
GlaxoSmithKline, LLC.$40.57
Vapotherm Inc$30.71
Shionogi Inc$29.55

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 66th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Charles Bigajer do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Martin Rosen, MD

Gastroenterology

20 yrs NPPES
NPI 1861563074
2270 KIMBALL ST, Brooklyn, NY 11234(718) 252-0570
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $33.90 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$33.90

Total received

2

Transactions

2

Paying companies

Top paying companies

Merck Sharp & Dohme LLC$17.42
Esperion Therapeutics, Inc.$16.48

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 42th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Martin Rosen do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Kadirawelpillai Iswara, MD

Gastroenterology

20 yrs NPPES
NPI 1265506828
2511 OCEAN AVE, SUITE 104, Brooklyn, NY 11229(718) 615-0400
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $15,249 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$15,249

Total received

113

Transactions

19

Paying companies

Top paying companies

Gilead Sciences, Inc.$11,070
AbbVie Inc.$2,655
Pfizer Inc.$236.68
Braintree Laboratories, Inc.$215.28
Salix Pharmaceuticals, a division of Bausch Health US, LLC$180.05
Celgene Corporation$174.19

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is higher than 92% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Kadirawelpillai Iswara do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Jagdish Gupta, MD

Gastroenterology

20 yrs NPPES
NPI 1083788400
28 8TH AVE, Brooklyn, NY 11217(718) 638-3150
NPPES public registry
CMS Open Payments· $500.87 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$500.87

Total received

5

Transactions

3

Paying companies

Top paying companies

GlaxoSmithKline, LLC.$249.49
Abbott Laboratories$175.00
Channel Medsystems, Inc.$76.38

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 65th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Jagdish Gupta do not imply any wrongdoing. Many are meals, education, or research support.

Dr. David Klug, MD

Gastroenterology

20 yrs NPPES
NPI 1548334352
2020 E 53RD ST SU BB, DR DAVID KLUG, Brooklyn, NY 11234(718) 253-1313
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Bernard Yonk, MD

Gastroenterology

20 yrs NPPES
NPI 1437224425
2355 OCEAN AVE, Brooklyn, NY 11229(171) 864-5429
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Jahid Ahamed, MD

Gastroenterology

20 yrs NPPES
NPI 1407915564
55 GREENE AVENUE, SUITE 2F, Brooklyn, NY 11238(718) 783-3690
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Smruti Mohanty, MD

Gastroenterology

20 yrs NPPES
NPI 1922160472
506 6TH ST, Brooklyn, NY 11215(718) 780-3851
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $15.70 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$15.70

Total received

1

Transactions

1

Paying companies

Top paying companies

Merck Sharp & Dohme LLC$15.70

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 38th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Smruti Mohanty do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Barry Maizel, MD

Gastroenterology

20 yrs NPPES
NPI 1356404529
90 8TH AVE, Brooklyn, NY 11215(718) 622-8255
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $75.53 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$75.53

Total received

4

Transactions

3

Paying companies

Top paying companies

Salix Pharmaceuticals, a division of Bausch Health US, LLC$40.87
Gilead Sciences, Inc.$21.61
Merck Sharp & Dohme LLC$13.05

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 45th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Barry Maizel do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Elie Abadie, MD

Gastroenterology

20 yrs NPPES
NPI 1639235435
3131 KINGS HWY, Brooklyn, NY 11234(718) 258-1313
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Inna Gordin, MD

Gastroenterology

19 yrs NPPES
NPI 1093866386
1664 E 14TH ST STE 302, Brooklyn, NY 11229(718) 382-0500
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,087 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$1,087

Total received

50

Transactions

12

Paying companies

Top paying companies

Salix Pharmaceuticals, a division of Bausch Health US, LLC$207.12
Ardelyx, Inc.$200.66
Ironwood Pharmaceuticals, Inc$161.90
VIVUS LLC$156.51
Cumberland Pharmaceuticals, Inc.$65.27
Nestle HealthCare Nutrition Inc.$64.40

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 76th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Inna Gordin do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Svetlana Pertsovsky, MD

Gastroenterology

19 yrs NPPES
NPI 1578607230
1302 KINGS HWY, Brooklyn, NY 11229(718) 743-7090
NPPES public registry
CMS Open Payments· $135.00 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$135.00

Total received

1

Transactions

1

Paying companies

Top paying companies

AbbVie Inc.$135.00

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 51th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Svetlana Pertsovsky do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Jesse Vozick, MD

Gastroenterology

19 yrs NPPES
NPI 1578683157
1630 E 14TH ST, Brooklyn, NY 11229(718) 339-0391
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Peiying Xiao, MD

Gastroenterology

19 yrs NPPES
NPI 1598966301
717 56TH ST, Brooklyn, NY 11220(718) 435-3890
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $149.79 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$149.79

Total received

2

Transactions

2

Paying companies

Top paying companies

GlaxoSmithKline, LLC.$124.99
TerSera Therapeutics LLC$24.80

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 52th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Peiying Xiao do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Jonathan Erber, MD

Gastroenterology

19 yrs NPPES
NPI 1730386657
591 OCEAN PKWY, Brooklyn, NY 11218(718) 975-8500
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $18,804 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$18,804

Total received

22

Transactions

5

Paying companies

Top paying companies

CapsoVision, Inc.$18,725
Merck Sharp & Dohme LLC$26.00
AbbVie Inc.$19.38
Celgene Corporation$18.26
Takeda Pharmaceuticals U.S.A., Inc.$15.35

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is higher than 93% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Jonathan Erber do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Yuriy Tsirlin, MD

Gastroenterology

19 yrs NPPES
NPI 1659570323
4721 FORT HAMILTON PKWY, DEPT OF GASTROENTEROLOGY, Brooklyn, NY 11219(718) 283-5900
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $23.06 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$23.06

Total received

1

Transactions

1

Paying companies

Top paying companies

AbbVie Inc.$23.06

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 40th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Yuriy Tsirlin do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Nison Badalov, MD

Gastroenterology

19 yrs NPPES
NPI 1417141664
902 QUENTIN RD, SEVENTH FLOOR, Brooklyn, NY 11223(718) 336-3900
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $26,898 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$26,898

Total received

91

Transactions

9

Paying companies

Top paying companies

Gilead Sciences, Inc.$20,481
AbbVie Inc.$5,522
E.R. Squibb & Sons, L.L.C.$392.15
Celgene Corporation$294.74
Pfizer Inc.$107.78
Ardelyx, Inc.$29.29

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is higher than 95% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Nison Badalov do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Barry Kohn, MD

Gastroenterology

19 yrs NPPES
NPI 1497941181
150 55TH ST, STATION 12, Brooklyn, NY 11220(718) 630-7369
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Jack Braha, DO

Gastroenterology

19 yrs NPPES
NPI 1548456890
2211 EMMONS AVE, Brooklyn, NY 11235(718) 368-2960
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $21.42 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$21.42

Total received

1

Transactions

1

Paying companies

Top paying companies

Braintree Laboratories, Inc.$21.42

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 39th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Jack Braha do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Pierre Hindy, MD

Gastroenterology

19 yrs NPPES
NPI 1164605903
902 QUENTIN RD, Brooklyn, NY 11223(718) 336-3900
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,537 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$1,537

Total received

69

Transactions

10

Paying companies

Top paying companies

AbbVie Inc.$428.95
E.R. Squibb & Sons, L.L.C.$409.63
Celgene Corporation$269.75
Pfizer Inc.$152.98
Gilead Sciences, Inc.$82.56
Ardelyx, Inc.$57.65

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 81th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Pierre Hindy do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Linda Tang, MD

Gastroenterology

18 yrs NPPES
NPI 1700059185
730 58TH ST, Brooklyn, NY 11220(718) 567-8808
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $719.34 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$719.34

Total received

17

Transactions

8

Paying companies

Top paying companies

Vertex Pharmaceuticals Incorporated$459.17
AbbVie Inc.$65.56
Pfizer Inc.$65.26
Janssen Biotech, Inc.$45.37
Gilead Sciences, Inc.$42.06
Takeda Pharmaceuticals U.S.A., Inc.$15.53

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 70th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Linda Tang do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Wael Eldarawy, MD

Gastroenterology

18 yrs NPPES
NPI 1437318730
753 CLASSON AVE, GASTROENTEROLOGIST, Brooklyn, NY 11238(718) 636-1270
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $18.75 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$18.75

Total received

1

Transactions

1

Paying companies

Top paying companies

Merck Sharp & Dohme LLC$18.75

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 39th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Wael Eldarawy do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Kayane Hanna-Hindy, MD

Gastroenterology

18 yrs NPPES
NPI 1962664144
699 92ND ST, Brooklyn, NY 11228(718) 567-1403
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $20,499 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$20,499

Total received

98

Transactions

8

Paying companies

Top paying companies

AbbVie Inc.$9,232
Pfizer Inc.$7,922
Ironwood Pharmaceuticals, Inc$2,275
Salix Pharmaceuticals, a division of Bausch Health US, LLC$441.58
E.R. Squibb & Sons, L.L.C.$409.63
Celgene Corporation$166.26

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is higher than 93% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Kayane Hanna-Hindy do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Rabin Rahmani, MD

Gastroenterology

18 yrs NPPES
NPI 1457514044
1723 E 12TH ST, Brooklyn, NY 11229(718) 336-3900
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $21,291 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$21,291

Total received

58

Transactions

7

Paying companies

Top paying companies

E.R. Squibb & Sons, L.L.C.$13,678
AbbVie Inc.$6,156
Celgene Corporation$1,090
Pfizer Inc.$171.03
Gilead Sciences, Inc.$150.65
Salix Pharmaceuticals, a division of Bausch Health US, LLC$28.27

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is higher than 94% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Rabin Rahmani do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Derrick Cheung, MD

Gastroenterology

18 yrs NPPES
NPI 1124274451
506 6TH ST, Brooklyn, NY 11215(646) 727-8279
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $434.28 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$434.28

Total received

13

Transactions

6

Paying companies

Top paying companies

AbbVie Inc.$254.65
Janssen Biotech, Inc.$53.31
Boston Scientific Corporation$46.27
Gilead Sciences, Inc.$30.19
ERBE USA Inc$25.00
EISAI INC.$24.86

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 63th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Derrick Cheung do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Sabina Braude, MD

Gastroenterology

18 yrs NPPES
NPI 1386891638
2569 OCEAN AVE, Brooklyn, NY 11229(917) 593-6820
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $475.15 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$475.15

Total received

24

Transactions

11

Paying companies

Top paying companies

Boston Scientific Corporation$91.93
AbbVie Inc.$81.42
Pfizer Inc.$66.60
Ardelyx, Inc.$56.13
Salix Pharmaceuticals, a division of Bausch Health US, LLC$49.77
Celgene Corporation$46.83

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 64th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Sabina Braude do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Veronika Dubrovskaya, MD

Gastroenterology

18 yrs NPPES
NPI 1952559965
451 CLARKSON AVE # 22, T BUILDING 4TH FLOOR, Brooklyn, NY 11203(718) 245-2027
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,394 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$1,394

Total received

6

Transactions

5

Paying companies

Top paying companies

Ardelyx, Inc.$1,250
AbbVie Inc.$55.72
Celgene Corporation$32.66
Genzyme Corporation$31.61
Takeda Pharmaceuticals U.S.A., Inc.$24.32

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 80th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Veronika Dubrovskaya do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Megha Kothari, MD

Gastroenterology

17 yrs NPPES
NPI 1215170816
506 6TH ST, Brooklyn, NY 11215(718) 780-3000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Jean Atallah-Vinograd, MD

Gastroenterology

17 yrs NPPES
NPI 1942444393
2211 EMMONS AVE, Brooklyn, NY 11235(718) 368-2960
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $30.06 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$30.06

Total received

1

Transactions

1

Paying companies

Top paying companies

AbbVie Inc.$30.06

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 41th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Jean Atallah-Vinograd do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Eliezer Weiss, MD

Gastroenterology

17 yrs NPPES
NPI 1891939187
800 POLY PL RM 4-117, Brooklyn, NY 11209(718) 836-6600
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $230.55 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$230.55

Total received

14

Transactions

7

Paying companies

Top paying companies

AbbVie Inc.$44.20
Merck Sharp & Dohme LLC$37.37
Gilead Sciences, Inc.$35.86
Ardelyx, Inc.$34.90
Salix Pharmaceuticals, a division of Bausch Health US, LLC$32.07
Aimmune Therapeutics, Inc.$31.25

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 56th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Eliezer Weiss do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Michael Kantrowitz, DO

Gastroenterology

17 yrs NPPES
NPI 1790913754
4802 10TH AVE, MAIMONIDES MEDICAL CENTER DEPARTMENT OF MEDICINE, Brooklyn, NY 11219(718) 283-6000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $35.19 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$35.19

Total received

1

Transactions

1

Paying companies

Top paying companies

Janssen Biotech, Inc.$35.19

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 42th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Michael Kantrowitz do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Nancy Chen, MD

Gastroenterology

16 yrs NPPES
NPI 1063742534
1517 VOORHIES AVE STE 1, Brooklyn, NY 11235(718) 332-0600
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,744 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$1,744

Total received

104

Transactions

14

Paying companies

Top paying companies

Salix Pharmaceuticals, a division of Bausch Health US, LLC$343.29
QOL Medical, LLC$282.18
Janssen Biotech, Inc.$201.22
Celgene Corporation$169.35
Gilead Sciences, Inc.$158.56
Intra-Sana Laboratories$149.07

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 83th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Nancy Chen do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Sofia Novak, MD

Gastroenterology

16 yrs NPPES
NPI 1629309885
2211 EMMONS AVE, Brooklyn, NY 11235(718) 368-2960
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $275.65 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$275.65

Total received

26

Transactions

2

Paying companies

Top paying companies

AbbVie Inc.$169.02
Salix Pharmaceuticals, a division of Bausch Health US, LLC$106.63

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 58th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Sofia Novak do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Amar Manvar, MD

Gastroenterology

16 yrs NPPES
NPI 1861718900
506 6TH ST, Brooklyn, NY 11215(718) 780-3832
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $670.31 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$670.31

Total received

14

Transactions

10

Paying companies

Top paying companies

Boston Scientific Corporation$174.18
Medtronic, Inc.$168.31
AbbVie Inc.$116.12
Micro-tech Endoscopy USA, Inc.$63.25
CONMED Corporation$29.99
Ardelyx, Inc.$28.63

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 69th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Amar Manvar do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Alexander Brun, MD

Gastroenterology

16 yrs NPPES
NPI 1164735072
1517 VOORHIES AVE, GROUND FLOOR, Brooklyn, NY 11235(718) 332-0600
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $47,821 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$47,821

Total received

125

Transactions

20

Paying companies

Top paying companies

Takeda Pharmaceuticals U.S.A., Inc.$19,036
Swing Therapeutics, Inc.$13,701
AstraZeneca Pharmaceuticals LP$8,392
Genentech, Inc.$4,816
QOL Medical, LLC$298.10
Salix Pharmaceuticals, a division of Bausch Health US, LLC$275.42

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is higher than 96% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Alexander Brun do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Anju Malieckal, MD

Gastroenterology

16 yrs NPPES
NPI 1932409547
8714 5TH AVE, Brooklyn, NY 11209(718) 630-8600
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $33.88 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$33.88

Total received

2

Transactions

2

Paying companies

Top paying companies

Gilead Sciences, Inc.$19.85
sanofi-aventis U.S. LLC$14.03

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 42th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Anju Malieckal do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Paul Weissblatt, MD

Gastroenterology

15 yrs NPPES
NPI 1619274172
506 6TH ST, Brooklyn, NY 11215(718) 780-3000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $853.11 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$853.11

Total received

40

Transactions

10

Paying companies

Top paying companies

AbbVie Inc.$327.67
Axonics, Inc.$161.84
Janssen Biotech, Inc.$148.55
Pfizer Inc.$60.77
Genzyme Corporation$48.31
Celgene Corporation$23.64

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total ranks around the 73th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Paul Weissblatt do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Kevin Tin, MD

Gastroenterology

15 yrs NPPES
NPI 1174812044
902 QUENTIN RD STE 701, Brooklyn, NY 11223(718) 336-3900
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $19,669 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$19,669

Total received

88

Transactions

15

Paying companies

Top paying companies

Gilead Sciences, Inc.$15,677
AbbVie Inc.$2,726
Medtronic, Inc.$380.00
IBSA Pharma Inc.$274.68
Salix Pharmaceuticals, a division of Bausch Health US, LLC$247.20
Phathom Pharmaceuticals, Inc.$89.21

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is higher than 93% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.

Payments to Kevin Tin do not imply any wrongdoing. Many are meals, education, or research support.

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