James Lewis

Senior Fellow

James Lewis, MD, MSCE

  • Professor, Medicine and Epidemiology in the Division of Gastroenterology and Hepatology, Perelman School of Medicine

James Lewis, MD, MSCE, is a Professor of Medicine and Epidemiology in the Division of Gastroenterology and Hepatology at the University of Pennsylvania’s Perelman School of Medicine. He is also a Senior Scholar in the Center for Clinical Epidemiology and Biostatistics, Chief of Gastroenterology at Penn Presbyterian Medical Center, Associate Director of the University of Pennsylvania’s Inflammatory Bowel Disease Program, and Director of the NIH-funded T32 Training Grant in GI Epidemiology. He serves as the Director of the Human Research Core of Penn’s Center for Nutrition Science and Medicine and as Co-Director of the P30-funded Biomedical Data Science Core in the Center for Molecular Studies of Gastrointestinal and Liver Disease.

For more than 25 years, Dr. Lewis has been actively involved in clinical research related to inflammatory bowel diseases and other gastrointestinal diseases with goal of improving patients’ outcomes by optimizing the use of medical therapies, diagnostic tests, and nutrition. His work has been funded by the NIH, AHRQ, PCORI, CDC, and numerous foundations and corporate sponsors. He is currently the lead scientist for the Crohn’s & Colitis Foundation’s IBD Plexus Research Program.

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