HealthcareDiscovery.AI / Doctors / Pennsylvania / Allentown / Gastroenterology

Gastroenterology in Allentown, Pennsylvania

Data updated monthly · Last refresh September 2026

41 Gastroenterology providers practice in Allentown, and 49% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Gastroenterology providers in Allentown

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. Aamir Shahzad
Allentown, PA · $431 in drug and device payments (2025) · (610) 821-2828
Dr. Aaron Mendelson, M.D.
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (610) 821-2828
Dr. Adam Peyton, DO
Allentown, PA · $241,499 in drug and device payments (2025) · Telehealth · (610) 821-2828
Dr. Allison Baragona, M.D.
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (610) 821-2828
Dr. Amy Javia, MD
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (610) 821-2828
Dr. Anastasia Shnitser, MD
Allentown, PA · $261 in drug and device payments (2025) · Telehealth · (610) 821-2828
Dr. Anthony Auteri, MD
Allentown, PA · $13 in drug and device payments (2025) · (610) 821-2828
Dr. Bo Hyung Yoon
Allentown, PA · $112 in drug and device payments (2025) · (484) 526-6545
Dr. Bonnie Patek, DO
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (610) 821-2828
Dr. Brittney Shupp, DO
Allentown, PA · No drug or device payments recorded (2025) · (484) 526-6545
Dr. Bryan Wey
Allentown, PA · $125 in drug and device payments (2025) · (484) 526-6545
Dr. Carl Dangelo, M.D.
Allentown, PA · No drug or device payments recorded (2025) · (610) 821-2828
Dr. Charles Brooks, MD
Allentown, PA · No drug or device payments recorded (2025) · (610) 439-8551
Dr. Cristina Angelo, MD
Allentown, PA · $90 in drug and device payments (2025) · Telehealth · (610) 969-4370
Dr. Eric Nellis
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (215) 707-3397
Dr. Frederic Stelzer, MD
Allentown, PA · No drug or device payments recorded (2025) · (610) 821-2828
Dr. Glenn Short, MD
Allentown, PA · No drug or device payments recorded (2025) · (610) 821-2828
Dr. Harjit Singh, MD
Allentown, PA · $290 in drug and device payments (2025) · (610) 821-2828
Dr. Hiral Shah, MD
Allentown, PA · $6,244 in drug and device payments (2025) · Telehealth · (610) 821-2828
Dr. Jacob Pickle, MD
Allentown, PA · $1,302 in drug and device payments (2025) · (610) 439-8551
Dr. James Cornell, MD
Allentown, PA · No drug or device payments recorded (2025) · (610) 821-2828
Dr. John Taus, DO
Allentown, PA · No drug or device payments recorded (2025) · (610) 821-2828
Dr. Jonathan Ohm, M.D.
Allentown, PA · No drug or device payments recorded (2025) · (484) 526-6545
Dr. Kyle Helwig, MD
Allentown, PA · No drug or device payments recorded (2025) · (610) 821-2828
Dr. Lawrence Bardawil, MD
Allentown, PA · No drug or device payments recorded (2025) · (610) 439-8551
Dr. Matthew Sullivan, D.O.
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (610) 821-2828
Dr. Maureen Linganna
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (610) 821-2828
Dr. Mazen Tolaymat
Allentown, PA · $61 in drug and device payments (2025) · Telehealth · (610) 821-2828
Dr. Michael Engels, M.D.
Allentown, PA · $44,591 in drug and device payments (2025) · Telehealth · (610) 821-2828
Dr. Paola Blanco, M.D.
Allentown, PA · $204 in drug and device payments (2025) · Telehealth · (610) 821-2828
Dr. Patrick Hickey, D.O.
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (610) 821-2828
Dr. Richard London, M.D.
Allentown, PA · No drug or device payments recorded (2025) · (610) 821-2828
Dr. Ronald Bross, MD
Allentown, PA · $15 in drug and device payments (2025) · Telehealth · (610) 821-2828
Dr. Samarth Patel, MBBS
Allentown, PA · $127 in drug and device payments (2025) · (610) 821-2828
Dr. Sean Lacey, MD
Allentown, PA · $1,236 in drug and device payments (2025) · (610) 439-8551
Dr. Shashin Shah, M.D.
Allentown, PA · $19,659 in drug and device payments (2025) · Telehealth · (610) 821-2828
Dr. She-yan Wong, M.D.
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (610) 821-2828
Dr. Tanveer Imam, MD
Allentown, PA · $79 in drug and device payments (2025) · Telehealth · (610) 821-2828
Dr. Tarika Chowdhary, MD
Allentown, PA · $17 in drug and device payments (2025) · (610) 969-4370
Dr. Travis Magdaleno, D.O.
Allentown, PA · $918 in drug and device payments (2025) · Telehealth · (484) 661-4650
Dr. Zachary Zator, M.D.
Allentown, PA · No drug or device payments recorded (2025) · Telehealth · (610) 821-2828

Conditions Gastroenterology providers in Allentown, 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.

Common questions

How many Gastroenterology providers are in Allentown, Pennsylvania?

There are 41 Gastroenterology providers with active NPI records practicing in Allentown, according to federal NPPES data refreshed monthly.

How many Gastroenterology providers in Allentown received drug or device company payments?

20 of 41 (49%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Gastroenterology providers in Allentown treat?

Gastroenterology providers in Allentown 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 Allentown Gastroenterology across Pennsylvania

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.