Dr. Mark A. Peppercorn is a Professor of Medicine at Harvard Medical School and senior consultant for the center for Inflammatory Bowel Disease at the Beth Israel Deaconess Medical Center. He is a graduate of Harvard College where he was elected to Phi Beta Kappa and received his medical degree from Harvard Medical School where he was elected to Alpha Omega Alpha. After completing his residency in internal medicine at the Beth Israel Hospital in Boston, he did research as a clinical associate at the National Institutes of Health and then completed a fellowship in gastroenterology and was Chief Resident in Medicine at the Beth Israel Hospital.

His research defined the metabolism of sulfasalazine leading to the development of oral and rectal aminosalicylates and he has been active in many clinical trials studying the safety and efficacy of new drugs for inflammatory bowel disease.

Dr. Peppercorn is a past President of the Inflammatory Bowel Disease Forum, a Fellow and former Governor for Massachusetts of the American College of Gastroenterology, a Fellow of the American Gastroenterology Association (AGA), and a past member of the Patient Care Committee, the Research Initiative Committee, and the Drug Therapy Assessment Committee of the Crohn’s and Colitis Foundation of America (CCFA). He was also a member of the core committee of the AGA sponsored Clinical Teaching Project. Dr. Peppercorn served as a Senior Fellow of the Holmes Society at Harvard Medical School and a Senior Institute Scholar at the Carl. A. Shapiro Institute for Education and Research.

Dr. Peppercorn is the author or coauthor of over 230 publications, including peer-reviewed journal articles, books, and book chapters. He was also on the editorial board of the Journal of Clinical Gastroenterology and on the editorial board for Inflammatory Bowel Diseases.

For many years Dr. Peppercorn directed the 3rd year medical clerkship at Beth Israel Hospital, and he was awarded the S. Robert Stone Award for Excellence in Teaching at Beth Israel Hospital and Harvard Medical School. He is also the recipient of the Janssen Award for Outstanding Achievement in Clinical Gastroenterology and the AGA Distinguished Clinician Award. He has been chosen several times as Best Gastroenterologist in the Boston Magazine Physician Poll, and has received the Humanitarian of the Year Award and the Joan Cutler Lifetime Achievement Award from the CCFA. Dr. Peppercorn is listed in the Directory of Outstanding Medical Specialist in the United States and in The Best Doctors in America.