HealthcareDiscovery.AI / Doctors / Pennsylvania / Bethlehem / Gastroenterology

Gastroenterology in Bethlehem, Pennsylvania

Data updated monthly · Last refresh September 2026

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

Gastroenterology providers in Bethlehem

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. Ashley Tran, MD

Bethlehem, PA · $194 in drug and device payments (2025) · Telehealth · (484) 526-6545

Dr. Edward Chen, M.D.

Bethlehem, PA · No drug or device payments recorded (2025) · (610) 866-2211

Dr. Hussam Tayel

Bethlehem, PA · $565 in drug and device payments (2025) · (484) 526-4644

Dr. James Boylan, MD

Bethlehem, PA · $1,500 in drug and device payments (2025) · Telehealth · (610) 866-0113

Dr. Renata Lerer, MD

Bethlehem, PA · $527 in drug and device payments (2025) · Telehealth · (215) 873-3168

Dr. Rodrigo Duarte Chavez, MD

Bethlehem, PA · $1,011 in drug and device payments (2025) · (484) 526-4644

Dr. Tomasz Niewiarowski, M.D.

Bethlehem, PA · $626 in drug and device payments (2025) · Telehealth · (610) 866-0113

Conditions Gastroenterology providers in Bethlehem, Pennsylvania 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.

Acid reflux
IBS
Crohn disease
Ulcerative colitis
Celiac disease
Colon cancer screening

Common questions

How many Gastroenterology providers are in Bethlehem, Pennsylvania?

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

What conditions do Gastroenterology providers in Bethlehem treat?

Gastroenterology providers in Bethlehem 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 Bethlehem Gastroenterology across Pennsylvania

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.