Gastrointestinal Disorders Specialists in Pennsylvania
9 verified specialists treating gastrointestinal disorders are listed for Pennsylvania. Coverage is strongest around Lancaster, Pittsburgh, and Johnstown. Common hospital affiliations include Lancaster General Hospital, Penn Medicine Lancaster General Hospital, and Lancaster Regional Medical Centers.


Mark Johnston, MD
Gastroenterology Specialist
Gastroenterology
Lancaster, PA30+ years251+ pubs
Advanced Endoscopy


Lee Weinberg, MD
Clinical Assistant Professor of Medicine
Gastroenterology
Pittsburgh, PA15+ years
Inflammatory Bowel Disease


Robert Boynton, MD
Gastroenterology
Johnstown, PA30+ years167+ pubs
Inflammatory Bowel Disease


Mitul Patel, MD
Board-certified Gastroenterologist
Gastroenterology
Lancaster, PA20+ years


Ashish Chawla, M.D.
Gastroenterology
West Chester, PA20+ years


Jeffrey Levine, MD
Gastroenterology
Lafayette Hill, PA


Robert Hower, DO
Gastroenterology
Erie, PA20+ years


Mazen Tolaymat, MD
Gastroenterology
Allentown, PA10+ years


Subhra Banerjee, M.D.
Gastroenterology Specialist
Gastroenterology
Camp Hill, PA20+ years18+ pubs
Frequently Asked Questions
How is this list of gastrointestinal disorders specialists in Pennsylvania built?
This page includes physicians in Convene Health's public directory whose profile lists Gastrointestinal Disorders as a clinical focus area and whose practice state is Pennsylvania. Providers are ordered by composite score (research output, peer recognition, frequency of care, and outcomes signals).
What should I look for when choosing a gastrointestinal disorders specialist in Pennsylvania?
Start with clinical fit. Compare credentials, hospital affiliations, years of experience, and how the profile describes their approach to gastrointestinal disorders. Many of these specialists are concentrated in major medical centers — drill into a specific city below to see who's nearest you.
Are these gastrointestinal disorders specialists accepting new patients in Pennsylvania?
Profile detail on availability and accepted insurance varies. Open a specific provider profile to see what they've published about new-patient access, insurance accepted, and typical wait times.
What is Gastrointestinal Disorders?
Gastrointestinal Disorders is a clinical focus area covered by the specialists listed here. Each provider profile describes their training, sub-specialties, and the conditions they regularly treat — open a profile for the most authoritative description of how that specific physician approaches gastrointestinal disorders care.