Gastroenterology in Bryn Mawr, Pennsylvania
Data updated monthly · Last refresh September 2026
11 Gastroenterology providers practice in Bryn Mawr. Listings are drawn from federal public records and are not endorsements.
Gastroenterology providers in Bryn Mawr
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 Weinblatt, DOBryn Mawr, PA · No drug or device payments recorded (2025) ·
(610) 525-9570 Dr. Jack Collazzo, M.D.Bryn Mawr, PA · $564 in drug and device payments (2025) ·
(610) 527-3800 Dr. Jeffrey Retig, M.D.Bryn Mawr, PA · $3,069 in drug and device payments (2025) ·
(610) 527-3800 Dr. Julianna TantumBryn Mawr, PA · $1,439 in drug and device payments (2025) ·
(610) 525-9570 Dr. Michelle Springer, D.O.Bryn Mawr, PA · $3,402 in drug and device payments (2025) · Telehealth ·
(610) 527-3800 Dr. Nikhita Dharbhamulla, M.D.Bryn Mawr, PA · $3,272 in drug and device payments (2025) ·
(610) 525-9570 Dr. Robert Atkins, M.D.Bryn Mawr, PA · $361 in drug and device payments (2025) ·
(610) 527-3800 Dr. Robert Levitt, M.D.Bryn Mawr, PA · $247 in drug and device payments (2025) ·
(610) 527-3800 Dr. Thomas Mckenna, M.D.Bryn Mawr, PA · $3,033 in drug and device payments (2025) ·
(610) 525-9570 Dr. Toan Nguyen, M.D.Bryn Mawr, PA · $2,390 in drug and device payments (2025) ·
(610) 527-3800 Dr. William Haberstroh, D.O.Bryn Mawr, PA · $3,259 in drug and device payments (2025) ·
(610) 527-9570 Conditions Gastroenterology providers in Bryn Mawr, 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 Bryn Mawr, Pennsylvania?There are 11 Gastroenterology providers with active NPI records practicing in Bryn Mawr, according to federal NPPES data refreshed monthly.
What conditions do Gastroenterology providers in Bryn Mawr treat?Gastroenterology providers in Bryn Mawr 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 Bryn Mawr Gastroenterology across Pennsylvania