DoctorsProofNPPES directory · verify at state boards

Internal Medicine in Walnut Creek, CA

233 verified internal medicine doctors in Walnut Creek. Page 1 of 4.

Internists specialize in the prevention, diagnosis, and treatment of adult diseases, often coordinating complex or chronic conditions across multiple systems.

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 Medical Board of California

Dr. Han Kyo Chang, MD

Internal Medicine

21 yrs NPPES
NPI 1235127150
1434 STANLEY DOLLAR DR, UNIT 3B, Walnut Creek, CA 94595(716) 418-4665
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. Carolyn Lacey, MD

Internal Medicine

21 yrs NPPES
NPI 1295717411
1450 TREAT BLVD, SUITE 220B, Walnut Creek, CA 94597(925) 937-1770
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $5,835 (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.

$5,835

Total received

124

Transactions

28

Paying companies

Top paying companies

CSL Behring$2,875
BIOTRONIK INC.$614.83
NOVARTIS PHARMACEUTICALS CORPORATION$319.84
Abbott Laboratories$313.18
Impulse Dynamics (USA) Inc.$231.47
Novo Nordisk Inc$186.13

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 97% of that group — among the highest recipients.

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

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

Dr. Ryan Brown, MD

Internal Medicine

20 yrs NPPES
NPI 1467425439
106 LA CASA VIA STE 140, Walnut Creek, CA 94598(925) 274-2860
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,976 (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.

$1,976

Total received

88

Transactions

25

Paying companies

Top paying companies

Boehringer Ingelheim Pharmaceuticals, Inc.$259.65
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)$226.51
Novo Nordisk Inc$191.52
NOVARTIS PHARMACEUTICALS CORPORATION$161.71
E.R. Squibb & Sons, L.L.C.$147.50
AstraZeneca Pharmaceuticals LP$141.04

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 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 internal medicine doctors.

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

Dr. Anthony Padula, MD

Internal Medicine

20 yrs NPPES
NPI 1235103813
120 LA CASA VIA, SUITE 204, Walnut Creek, CA 94598(925) 210-1050
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $68,611 (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.

$68,611

Total received

236

Transactions

23

Paying companies

Top paying companies

AbbVie Inc.$50,948
Boehringer Ingelheim Pharmaceuticals, Inc.$10,109
Pfizer Inc.$2,470
Amgen Inc.$1,932
Genzyme Corporation$1,124
UCB, Inc.$362.68

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 99% of that group — among the highest recipients.

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

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

Dr. Chun Ouyang, MD

Internal Medicine

20 yrs NPPES
NPI 1336115328
1425 S MAIN ST, KAISER FOUNDATION HOSPITAL, GI DIVISION, Walnut Creek, CA 94596(925) 295-4020
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. Waheeda Hiller, MD

Internal Medicine

20 yrs NPPES
NPI 1689642233
1535 TREAT BLVD, Walnut Creek, CA 94598(925) 296-9228
NPPES public registry
CMS Open Payments· $167.46 (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.

$167.46

Total received

3

Transactions

3

Paying companies

Top paying companies

Boehringer Ingelheim Pharmaceuticals, Inc.$124.28
Amgen Inc.$30.25
Lilly USA, LLC$12.93

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 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 internal medicine doctors.

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

Dr. Lavinia Herbei, MD

Internal Medicine

20 yrs NPPES
NPI 1508834946
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $346.49 (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.

$346.49

Total received

3

Transactions

3

Paying companies

Top paying companies

AstraZeneca Pharmaceuticals LP$124.94
Travere Therapeutics, Inc.$111.92
Amgen Inc.$109.63

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 86th percentile of that group.

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

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

Dr. Huu Nguyen, DO

Internal Medicine

20 yrs NPPES
NPI 1811966492
1990 N CALIFORNIA BLVD, SUITE 400 VEP HEALTH CARE, INC, Walnut Creek, CA 94596(925) 225-5837
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. Geraldine Tan, MD

Internal Medicine

20 yrs NPPES
NPI 1699744086
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Andreux Chernne, MD

Internal Medicine

20 yrs NPPES
NPI 1578520003
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Kamal Ghei, MD

Internal Medicine

20 yrs NPPES
NPI 1366490120
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $49.81 (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.

$49.81

Total received

2

Transactions

2

Paying companies

Top paying companies

AbbVie Inc.$27.92
Merz North America, Inc.$21.89

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 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 internal medicine doctors.

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

Dr. Ethan Schram, MD

Internal Medicine

20 yrs NPPES
NPI 1659320703
575 LENNON LN STE 153, Walnut Creek, CA 94598(925) 433-8786
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $627.27 (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.

$627.27

Total received

20

Transactions

11

Paying companies

Top paying companies

Myriad Genetic Laboratories, Inc.$146.09
Pfizer Inc.$114.53
Genzyme Corporation$93.15
Merck Sharp & Dohme LLC$58.81
Genentech USA, Inc.$51.69
Seagen Inc.$43.40

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 89th percentile of that group.

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

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

Dr. Delia Salgado-Lejano, MD

Internal Medicine

20 yrs NPPES
NPI 1659320513
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 952-2888
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. Noushin Haddad-Tehrani, MD

Internal Medicine

20 yrs NPPES
NPI 1215988878
2621 SHADELANDS DR, Walnut Creek, CA 94598(925) 947-0417
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $397.73 (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.

$397.73

Total received

10

Transactions

4

Paying companies

Top paying companies

Lilly USA, LLC$213.94
GlaxoSmithKline, LLC.$121.83
Exact Sciences Corporation$41.75
Agile Therapeutics, Inc.$20.21

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 86th percentile of that group.

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

Payments to Noushin Haddad-Tehrani do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Devorah Ben-Zeev, MD

Internal Medicine

20 yrs NPPES
NPI 1033160692
1450 TREAT BLVD, SUITE 120A, Walnut Creek, CA 94597(925) 296-9720
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $452.52 (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.

$452.52

Total received

21

Transactions

13

Paying companies

Top paying companies

Lilly USA, LLC$63.82
GlaxoSmithKline, LLC.$56.82
Novo Nordisk Inc$46.37
AstraZeneca Pharmaceuticals LP$44.88
Merck Sharp & Dohme LLC$42.90
Pfizer Inc.$39.84

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 87th percentile of that group.

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

Payments to Devorah Ben-Zeev do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Martin Braker, MD

Internal Medicine

20 yrs NPPES
NPI 1922050095
1455 MONTEGO, SUITE 207, Walnut Creek, CA 94598(925) 937-4057
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. Sai Praveen Haranath, MD

Internal Medicine

20 yrs NPPES
NPI 1053366344
1425 S MAIN ST, THE PERMANENTE MEDICAL GROUP, DEPARTMENT OF PULMONOLOGY, Walnut Creek, CA 94596(925) 295-4050
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. Anthony Bernens, MD

Internal Medicine

20 yrs NPPES
NPI 1215983440
2637 SHADELANDS DR, Walnut Creek, CA 94598(925) 952-5545
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $747.38 (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.

$747.38

Total received

29

Transactions

15

Paying companies

Top paying companies

Medtronic, Inc.$105.26
Pfizer Inc.$89.90
Janssen Pharmaceuticals, Inc$78.91
Takeda Pharmaceuticals U.S.A., Inc.$70.00
Daiichi Sankyo Inc.$61.34
IDORSIA PHARMACEUTICALS US INC$60.31

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 90% of that group — among the highest recipients.

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

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

Dr. Tom Nguyen, MD

Internal Medicine

20 yrs NPPES
NPI 1144269382
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Paul Endo, MD

Internal Medicine

20 yrs NPPES
NPI 1568402014
1450 TREAT BLVD, SUITE 250B, Walnut Creek, CA 94597(925) 296-9740
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. Maeve O'Regan, MD

Internal Medicine

20 yrs NPPES
NPI 1871535203
2621 SHADELANDS DRIVE, Walnut Creek, CA 94598(925) 947-0417
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. Mei Chow-Kwan, MD

Internal Medicine

20 yrs NPPES
NPI 1689619330
2621 SHADELANDS DRIVE, Walnut Creek, CA 94598(925) 947-0417
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $76.50 (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.

$76.50

Total received

4

Transactions

2

Paying companies

Top paying companies

Exact Sciences Corporation$40.03
Lilly USA, LLC$36.47

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 74th percentile of that group.

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

Payments to Mei Chow-Kwan do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Haywon Lieh, MD

Internal Medicine

20 yrs NPPES
NPI 1013952308
1601 YGNACIO VALLEY RD, Walnut Creek, CA 94598(925) 939-3000
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. Robert Noriega, MD

Internal Medicine

20 yrs NPPES
NPI 1922043249
2999 OAK ROAD, SUITE 290, Walnut Creek, CA 94597(415) 284-9400
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. Elise Hughes-Watkins, MD

Internal Medicine

20 yrs NPPES
NPI 1578509741
1450 TREAT BLVD, SUITE 250B, Walnut Creek, CA 94597(925) 296-9740
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. Richard Kamrath, MD

Internal Medicine

20 yrs NPPES
NPI 1740226919
2405 SHADELANDS DR STE 300, Walnut Creek, CA 94598(925) 939-8585
NPPES public registry
CMS Open Payments· $89.13 (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.

$89.13

Total received

3

Transactions

1

Paying companies

Top paying companies

Amgen Inc.$89.13

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 75th percentile of that group.

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

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

Dr. Poornima Goyal, MD

Internal Medicine

20 yrs NPPES
NPI 1912933706
1450 TREAT BLVD # 250A, Walnut Creek, CA 94597(925) 296-9707
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. Sukhjinder Brah, MD

Internal Medicine

20 yrs NPPES
NPI 1023044559
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Tarannum Guller, MD

Internal Medicine

20 yrs NPPES
NPI 1972532083
2637 SHADELANDS DR, Walnut Creek, CA 94598(925) 932-6330
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. Anita Patel, MD

Internal Medicine

20 yrs NPPES
NPI 1972533495
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 952-2888
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. Neal White, MD

Internal Medicine

20 yrs NPPES
NPI 1659301216
106 LA CASA VIA, #140, Walnut Creek, CA 94598(925) 274-2860
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $5,781 (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.

$5,781

Total received

46

Transactions

19

Paying companies

Top paying companies

Vital Connect, Inc$4,000
Janssen Pharmaceuticals, Inc$381.82
AstraZeneca Pharmaceuticals LP$349.18
NOVARTIS PHARMACEUTICALS CORPORATION$243.06
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)$187.81
BIOTRONIK INC.$137.59

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 97% of that group — among the highest recipients.

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

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

Dr. Celso Taborga, MD

Internal Medicine

20 yrs NPPES
NPI 1114959509
1850 MT DIABLO BLVD, SUITE 545, Walnut Creek, CA 94596(925) 946-1080
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. Ross Pirkle, MD

Internal Medicine

20 yrs NPPES
NPI 1184656688
112 LA CASA VIA STE 135, Walnut Creek, CA 94598(925) 378-4040
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,897 (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.

$1,897

Total received

63

Transactions

15

Paying companies

Top paying companies

AbbVie Inc.$367.63
Lilly USA, LLC$269.24
Pfizer Inc.$267.75
Boehringer Ingelheim Pharmaceuticals, Inc.$202.31
Amgen Inc.$196.62
Novo Nordisk Inc$153.65

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 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 internal medicine doctors.

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

Dr. Veronika Simanek, MD

Internal Medicine

20 yrs NPPES
NPI 1174556500
2255 YGNACIO VALLEY RD, SUITE A, Walnut Creek, CA 94598(925) 937-9984
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. Moussa Yazbeck, MD

Internal Medicine

20 yrs NPPES
NPI 1760415855
1601 YGNACIO VALLEY RD, Walnut Creek, CA 94598(925) 937-0404
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $30,300 (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.

$30,300

Total received

1

Transactions

1

Paying companies

Top paying companies

Ceribell, Inc.$30,300

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 98% of that group — among the highest recipients.

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

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

Dr. Douglas Zlock, MD

Internal Medicine

20 yrs NPPES
NPI 1427082692
1450 TREAT BLVD, SUITE 250A, Walnut Creek, CA 94597(925) 296-9740
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. Barry Rotman, MD

Internal Medicine

20 yrs NPPES
NPI 1528083599
1535 TREAT BLVD, Walnut Creek, CA 94598(925) 296-9228
NPPES public registry
CMS Open Payments· $43.18 (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.

$43.18

Total received

2

Transactions

2

Paying companies

Top paying companies

Amgen Inc.$30.25
Lilly USA, LLC$12.93

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 71th percentile of that group.

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

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

Dr. Deborah Arce, MD

Internal Medicine

20 yrs NPPES
NPI 1841215605
1450 TREAT BLVD, SUITE 350, Walnut Creek, CA 94597(925) 952-2739
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. Russell Everest, MD

Internal Medicine

20 yrs NPPES
NPI 1528085404
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Viviane Alfandary, MD

Internal Medicine

20 yrs NPPES
NPI 1053338095
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Lonnie Bristow, MD

Internal Medicine

20 yrs NPPES
NPI 1871510529
3324 PTARMIGAN DR, UNIT B3, Walnut Creek, CA 94595(925) 933-2733
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 Zuorski, MD

Internal Medicine

20 yrs NPPES
NPI 1487672473
1340 TREAT BLVD, SUITE 450, Walnut Creek, CA 94597(925) 952-2888
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. Richard Weinstein, MD

Internal Medicine

20 yrs NPPES
NPI 1972522407
1656 N CALIFORNIA BLVD, SUITE 200, Walnut Creek, CA 94596(925) 952-2888
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. Maureen Stevenson, MD

Internal Medicine

20 yrs NPPES
NPI 1245259589
1450 TREAT BLVD, SUITE 120A, Walnut Creek, CA 94597(925) 296-9720
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. Smita Chandra, MD

Internal Medicine

20 yrs NPPES
NPI 1811917826
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Nicole Jones, DO

Internal Medicine

20 yrs NPPES
NPI 1205856168
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Scott Morehouse, MD

Internal Medicine

20 yrs NPPES
NPI 1730109620
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Sarah Rahman, MD

Internal Medicine

20 yrs NPPES
NPI 1326068222
1450 TREAT BLVD, SUITE 120A, Walnut Creek, CA 94597(925) 296-9720
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. Jeffrey Thomas, MD

Internal Medicine

20 yrs NPPES
NPI 1396765111
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. George Slater, MD

Internal Medicine

20 yrs NPPES
NPI 1891715611
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Tricia Yeap, MD

Internal Medicine

20 yrs NPPES
NPI 1184645715
1450 TREAT BLVD, SUITE 250A, Walnut Creek, CA 94597(925) 296-9740
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. Betsy Jacobs, MD

Internal Medicine

20 yrs NPPES
NPI 1124041066
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Meena Rijhwani, MD

Internal Medicine

20 yrs NPPES
NPI 1316952799
1450 TREAT BLVD, SUITE 220A, Walnut Creek, CA 94597(925) 296-9730
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $263.18 (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.

$263.18

Total received

8

Transactions

4

Paying companies

Top paying companies

Lilly USA, LLC$149.27
Impulse Dynamics (USA) Inc.$66.84
Exact Sciences Corporation$24.75
Alkermes, Inc.$22.32

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 84th percentile of that group.

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

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

Dr. Mysore Shilpa, MD

Internal Medicine

20 yrs NPPES
NPI 1750398897
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Paresh Matmari, MD

Internal Medicine

20 yrs NPPES
NPI 1881603306
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3312
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. Tony Zung, MD

Internal Medicine

20 yrs NPPES
NPI 1508878638
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Khashayar Montazeri, MD

Internal Medicine

20 yrs NPPES
NPI 1780798702
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $471.11 (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.

$471.11

Total received

4

Transactions

3

Paying companies

Top paying companies

Boehringer Ingelheim Pharmaceuticals, Inc.$225.35
GlaxoSmithKline, LLC.$123.62
AstraZeneca Pharmaceuticals LP$122.14

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 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 internal medicine doctors.

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

Dr. Ali-Reza Barmaki, MD

Internal Medicine

20 yrs NPPES
NPI 1003921461
1220 ROSSMOOR PKWY, Walnut Creek, CA 94595(925) 947-3393
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. Natalie Chang, MD

Internal Medicine

20 yrs NPPES
NPI 1548370786
1450 TREAT BLVD, SUITE 250B, Walnut Creek, CA 94597(925) 296-9740
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $47.06 (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.

$47.06

Total received

2

Transactions

2

Paying companies

Top paying companies

Exact Sciences Corporation$24.74
Alkermes, Inc.$22.32

Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 71th percentile of that group.

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

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

Dr. Sheila Bhatia, MD

Internal Medicine

20 yrs NPPES
NPI 1225135379
1425 S MAIN ST, Walnut Creek, CA 94596(925) 295-4070
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.

Internal Medicine in Walnut Creek, CA — Verified | DoctorsProof | DoctorsProof