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Gastroenterology in Yorba Linda, California

Data updated monthly · Last refresh September 2026

6 Gastroenterology providers practice in Yorba Linda. Listings are drawn from federal public records and are not endorsements.

Gastroenterology providers in Yorba Linda

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Andrew Ko, M.D.
Yorba Linda, CA · $972 in drug and device payments (2025) · (714) 996-3700
Dr. David Chapman, M.D.
Yorba Linda, CA · $125 in drug and device payments (2025) · (714) 996-3700
Dr. Hyder Jamal, MD
Yorba Linda, CA · $6,458 in drug and device payments (2025) · Telehealth · (714) 528-4211
Dr. Keith Martin, M.D.
Yorba Linda, CA · $125 in drug and device payments (2025) · (714) 996-3700
Dr. Paurush Shah, MD
Yorba Linda, CA · $479 in drug and device payments (2025) · Telehealth · (714) 996-3700
Dr. Tahmina Haq, M.D.
Yorba Linda, CA · $263 in drug and device payments (2025) · (714) 985-6400

Conditions Gastroenterology providers in Yorba Linda, California commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Gastroenterology providers are in Yorba Linda, California?

There are 6 Gastroenterology providers with active NPI records practicing in Yorba Linda, according to federal NPPES data refreshed monthly.

What conditions do Gastroenterology providers in Yorba Linda treat?

Gastroenterology providers in Yorba Linda commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Yorba Linda Gastroenterology across California

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.