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Gastroenterology in Holland, MI

8 verified gastroenterology doctors in Holland.

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 Michigan Board of Medicine

Dr. Derek Korte, DO

Gastroenterology

21 yrs NPPES
NPI 1346226495
577 MICHIGAN AVE STE 202, Holland, MI 49423(616) 546-9093
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $830.93 (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.

$830.93

Total received

29

Transactions

8

Paying companies

Top paying companies

AbbVie Inc.$384.57
Janssen Biotech, Inc.$129.32
E.R. Squibb & Sons, L.L.C.$99.84
INTERCEPT PHARMACEUTICALS, INC.$99.66
Ardelyx, Inc.$51.45
Takeda Pharmaceuticals U.S.A., Inc.$32.69

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 Derek Korte do not imply any wrongdoing. Many are meals, education, or research support.

Dr. David Zink, MD

Gastroenterology

20 yrs NPPES
NPI 1386690162
588 E LAKEWOOD BLVD, Holland, MI 49424(616) 494-5810
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,374 (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.

$1,374

Total received

62

Transactions

10

Paying companies

Top paying companies

Janssen Biotech, Inc.$377.45
AbbVie Inc.$244.76
Salix Pharmaceuticals, a division of Bausch Health US, LLC$231.42
Takeda Pharmaceuticals U.S.A., Inc.$201.83
Genzyme Corporation$114.76
Celgene Corporation$70.84

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 David Zink do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Jeffrey Serdahely, DO

Gastroenterology

20 yrs NPPES
NPI 1528015633
588 E LAKEWOOD BLVD, Holland, MI 49424(616) 494-5810
NPPES public registry
CMS Open Payments· $76.56 (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.

$76.56

Total received

3

Transactions

3

Paying companies

Top paying companies

Boston Scientific Corporation$44.52
AbbVie Inc.$16.82
Takeda Pharmaceuticals U.S.A., Inc.$15.22

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 Jeffrey Serdahely do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Daniel Peshka, DO

Gastroenterology

20 yrs NPPES
NPI 1073560181
143 SUNRISE DR, Holland, MI 49423(616) 402-3994
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $20.05 (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.

$20.05

Total received

1

Transactions

1

Paying companies

Top paying companies

Pharmacyclics LLC, An AbbVie Company$20.05

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 39th percentile of that group.

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

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

Dr. Ronald Dozeman, MD

Gastroenterology

20 yrs NPPES
NPI 1467492595
588 E LAKEWOOD BLVD, Holland, MI 49424(616) 494-5810
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. Tiffany Jarois, DO

Gastroenterology

14 yrs NPPES
NPI 1497012843
588 E LAKEWOOD BLVD FL 2, Holland, MI 49424(616) 494-5810
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $434.85 (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.

$434.85

Total received

14

Transactions

7

Paying companies

Top paying companies

Genzyme Corporation$142.04
Abbott Laboratories$133.03
AbbVie Inc.$46.66
Takeda Pharmaceuticals U.S.A., Inc.$35.08
Janssen Biotech, Inc.$32.86
Celgene Corporation$31.47

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 Tiffany Jarois do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Cale Sebald, DO

Gastroenterology

12 yrs NPPES
NPI 1609281401
577 MICHIGAN AVE STE 202, Holland, MI 49423(616) 546-9093
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $878.49 (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.

$878.49

Total received

47

Transactions

13

Paying companies

Top paying companies

AbbVie Inc.$329.56
Salix Pharmaceuticals, a division of Bausch Health US, LLC$103.50
Takeda Pharmaceuticals U.S.A., Inc.$97.84
Genzyme Corporation$96.24
Gilead Sciences, Inc.$58.81
Nestle HealthCare Nutrition Inc.$40.82

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 Cale Sebald do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Devon Pyykkonen, MD

Gastroenterology

7 yrs NPPES
NPI 1225696404
588 E LAKEWOOD BLVD FL 2, Holland, MI 49424(616) 494-5810
NPPES public registry
CMS Open Payments· $1,276 (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.

$1,276

Total received

26

Transactions

12

Paying companies

Top paying companies

AbbVie Inc.$443.73
Regeneron Healthcare Solutions, Inc.$167.27
Janssen Biotech, Inc.$133.04
QOL Medical, LLC$126.00
Gilead Sciences, Inc.$111.15
Evoke Pharma, Inc.$103.45

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 79th percentile of that group.

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

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

Gastroenterology in Holland, MI — Verified | DoctorsProof | DoctorsProof