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Gastroenterology in St George, Utah

Data updated monthly · Last refresh September 2026

14 Gastroenterology providers practice in St George. Listings are drawn from federal public records and are not endorsements.

Gastroenterology providers in St George

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. Allan Gunnerson, D.O.
St George, UT · $76 in drug and device payments (2025) · (435) 251-3800
Dr. Brien Miller, D.O.
St George, UT · $1,219 in drug and device payments (2025) · (435) 673-1149
Dr. Christopher Flannery, MD
St George, UT · $54 in drug and device payments (2025) · (435) 251-2880
Dr. Christoph Woerlein, MD
St George, UT · $18 in drug and device payments (2025) · (435) 673-1149
Dr. Edward Frech, MD
St George, UT · $164 in drug and device payments (2025) · Telehealth · (801) 507-3380
Dr. George Jeung, D.O.
St George, UT · $1,430 in drug and device payments (2025) · Telehealth · (435) 673-1149
Dr. James Bown, M.D.
St George, UT · $706 in drug and device payments (2025) · (435) 673-1149
Dr. John Erikson Yap, M.D.
St George, UT · $61,193 in drug and device payments (2025) · Telehealth · (435) 251-3800
Dr. Lloyd Perino, M.D.
St George, UT · No drug or device payments recorded (2025) · (435) 251-3800
Dr. Megan Hubbard, DO
St George, UT · No drug or device payments recorded (2025) · (435) 251-2800
Dr. Phillip Oberg, DO
St George, UT · $1,870 in drug and device payments (2025) · (435) 673-1149
Dr. Roger Siddoway, M.D.
St George, UT · No drug or device payments recorded (2025) · (435) 673-1149
Dr. Scott Diamond, DO
St George, UT · $671 in drug and device payments (2025) · Telehealth · (435) 673-1149
Dr. Tyson Amundsen, MD
St George, UT · $832 in drug and device payments (2025) · (435) 673-1149

Conditions Gastroenterology providers in St George, Utah 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 St George, Utah?

There are 14 Gastroenterology providers with active NPI records practicing in St George, according to federal NPPES data refreshed monthly.

What conditions do Gastroenterology providers in St George treat?

Gastroenterology providers in St George 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 St George Gastroenterology across Utah

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.