Gastroenterology

James Lewis, MD

Professor of Medicine and Epidemiology; Chief of Gastroenterology, Penn Presbyterian Medical Center; Associate Director, Inflammatory Bowel Disease Program

Philadelphia, PA

James D. Lewis, MD, MSCE, is a Professor of Medicine and Epidemiology in the Division of Gastroenterology and Hepatology at the University of Pennsylvania Perelman School of Medicine. He serves as Chief of Gastroenterology at Penn Presbyterian Medical Center, Associate Director of the University of Pennsylvania's Inflammatory Bowel Disease Program, and Vice-Chief for Research (Clinical) in his division. With over 30 years of experience, Dr. Lewis specializes in inflammatory bowel diseases (IBD),

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35+

Years in Practice

Credentials

Board Certifications

Gastroenterology (ABIM)

Education & Training

University of Pennsylvania Perelman School of Medicine — M.D. (1991)
MSCE, University of Pennsylvania

Peer Recognition

Castle Connolly — Top Doctor
2012-2026 (15 years)
Crohn’s and Colitis Foundation — Achievement in IBD Clinical Science Award
Philadelphia Magazine — Top Doctor
2010, 2017-2025 (10 years)
Philadelphia Metro — Top Doctor
2021
Sherman Prize — Sherman Prize for Excellence in Crohn’s and Colitis Research
2023

Clinical Focus

Subspecialties

Inflammatory Bowel Disease

Conditions & Treatments

Inflammatory Bowel DiseaseCrohn's DiseaseUlcerative Colitis

Practice Details

Hospital Affiliations

Penn Presbyterian Medical Center
University of Pennsylvania Hospital

Languages

English

Experience

35+ years in practice

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