HealthcareDiscovery.AI / Doctors / California / Santa Maria / Gastroenterology

Gastroenterology in Santa Maria, California

Data updated monthly · Last refresh September 2026

7 Gastroenterology providers practice in Santa Maria. Listings are drawn from federal public records and are not endorsements.

Gastroenterology providers in Santa Maria

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. Atul Vachhani, MD
Santa Maria, CA · $679 in drug and device payments (2025) · (805) 922-6581
Dr. Constantine Melitas, M.D.
Santa Maria, CA · $448 in drug and device payments (2025) · Telehealth · (805) 346-3456
Dr. Igor Nastaskin, MD
Santa Maria, CA · $1,545 in drug and device payments (2025) · (805) 922-6581
Dr. Omar Viramontes, MD
Santa Maria, CA · $1,134 in drug and device payments (2025) · (805) 922-6581
Dr. Paramjit Benipal, MD
Santa Maria, CA · $441 in drug and device payments (2025) · Telehealth · (805) 922-6581
Dr. Robert Evans, MD
Santa Maria, CA · $2,490 in drug and device payments (2025) · (805) 922-6581
Dr. Thomas Hsia, MD
Santa Maria, CA · $1,709 in drug and device payments (2025) · (805) 922-6581

Conditions Gastroenterology providers in Santa Maria, 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 Santa Maria, California?

There are 7 Gastroenterology providers with active NPI records practicing in Santa Maria, according to federal NPPES data refreshed monthly.

What conditions do Gastroenterology providers in Santa Maria treat?

Gastroenterology providers in Santa Maria 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 Santa Maria 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.