HealthcareDiscovery.AI / Doctors / California / Los Alamitos / Gastroenterology

Gastroenterology in Los Alamitos, California

Data updated monthly · Last refresh September 2026

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

Gastroenterology providers in Los Alamitos

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. Daniel Rodiles, M.D.
Los Alamitos, CA · No drug or device payments recorded (2025) · (562) 493-1011
Dr. Eugene Pantangco, M.D.
Los Alamitos, CA · No drug or device payments recorded (2025) · (562) 493-1011
Dr. Joe Chen, M.D.
Los Alamitos, CA · $2,527 in drug and device payments (2025) · Telehealth · (562) 493-1011
Dr. Lisa Hertz, MD
Los Alamitos, CA · $1,521 in drug and device payments (2025) · Telehealth · (562) 596-5552
Dr. Michael Fleischman, M.D.
Los Alamitos, CA · $877 in drug and device payments (2025) · (562) 430-4449
Dr. Thai-van Nguyen, M.D.
Los Alamitos, CA · $1,359 in drug and device payments (2025) · Telehealth · (562) 493-1011

Conditions Gastroenterology providers in Los Alamitos, 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 Los Alamitos, California?

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

What conditions do Gastroenterology providers in Los Alamitos treat?

Gastroenterology providers in Los Alamitos 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 Los Alamitos Gastroenterology across California

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.