Gastroenterology in Yorba Linda, CA
5 verified gastroenterology doctors in Yorba Linda.
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.
Dr. Hyder Jamal, MD
Gastroenterology
CMS Open Payments· $11,782 (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.
$11,782
Total received
119
Transactions
15
Paying companies
Top paying companies
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 91% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to Hyder Jamal do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Andrew Ko, MD
Gastroenterology
CMS Open Payments· $318.53 (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.
$318.53
Total received
3
Transactions
3
Paying companies
Top paying companies
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 60th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to Andrew Ko do not imply any wrongdoing. Many are meals, education, or research support.
Dr. David Chapman, MD
Gastroenterology
Dr. Keith Martin, MD
Gastroenterology
CMS Open Payments· $42.27 (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.
$42.27
Total received
1
Transactions
1
Paying companies
Top paying companies
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 43th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to Keith Martin do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Paurush Shah, MD
Gastroenterology
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.