

Gastroenterology
John Chang, MD
Associate Professor of Medicine
San Diego, CA
John T. Chang, MD, is an Associate Professor of Medicine in the Division of Gastroenterology and Hepatology at UC San Diego, specializing in inflammatory bowel disease (IBD). He manages complex cases of ulcerative colitis, Crohn's disease, colitis, hemorrhagic proctocolitis, viral gastroenteritis, diverticular disease, and congenital diaphragmatic hernia-related gastrointestinal issues. His practice is based at UC San Diego Health, where he provides advanced care for patients with chronic inflam
25+
Years in Practice
Credentials
Education & Training
- Temple University School of Medicine — MD, 2001
- University of Pennsylvania — Residency, Internal Medicine, 2001–2004
- University of Pennsylvania — Fellowship, Gastroenterology, 2004–2008
- University of Pennsylvania — Postdoctoral Fellowship, 2005–2009
Clinical Focus
Subspecialties
Inflammatory Bowel Disease
Conditions & Treatments
Crohn's DiseaseUlcerative ColitisInflammatory Bowel Disease
Practice Details
Hospital Affiliations
- UC San Diego Health Hillcrest Medical Center
Languages
English
Experience
25+ years in practice