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Gastroenterology in Jbsa Ft Sam Houston, Texas

Data updated monthly · Last refresh September 2026

5 Gastroenterology providers practice in Jbsa Ft Sam Houston. Listings are drawn from federal public records and are not endorsements.

Gastroenterology providers in Jbsa Ft Sam Houston

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. Christina Awad, M.D.
Jbsa Ft Sam Houston, TX · $32 in drug and device payments (2025) · (210) 916-3647
Dr. David Dulaney, MD
Jbsa Ft Sam Houston, TX · $84,735 in drug and device payments (2025) · (210) 916-3647
Dr. Johanna Hollweg, D.O.
Jbsa Ft Sam Houston, TX · No drug or device payments recorded (2025) · (210) 916-3647
Dr. John Gancayco, M.D.
Jbsa Ft Sam Houston, TX · $1,642 in drug and device payments (2025) · (210) 916-2338
Dr. Luis Velez-colon, MD
Jbsa Ft Sam Houston, TX · $359 in drug and device payments (2025) · (210) 916-3647

Conditions Gastroenterology providers in Jbsa Ft Sam Houston, Texas 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 Jbsa Ft Sam Houston, Texas?

There are 5 Gastroenterology providers with active NPI records practicing in Jbsa Ft Sam Houston, according to federal NPPES data refreshed monthly.

What conditions do Gastroenterology providers in Jbsa Ft Sam Houston treat?

Gastroenterology providers in Jbsa Ft Sam Houston 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 Jbsa Ft Sam Houston Gastroenterology across Texas

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.