| Frank Herlong, M.D. 410-550-0791 Associate Professor of Medicine Education: M.D. - Medical University of South Carolina; residency in internal medicine, fellowship in gastroenterology and liver disease - The Johns Hopkins Hospital Special Interests: all diseases of the liver; general gastroenterology | ![]() |
| Mack Mitchell, M.D. 410-550-0794 Associate Professor of Medicine Director, Division of Gastroenterology and Digestive Diseases Education: M.D. - The Johns Hopkins University School of Medicine; residency in internal medicine, fellowship in liver diseases, The Johns Hopkins Hospital; residency in gastroenterology, Vanderbilt University Special Interests: chronic viral hepatitis; general gastroenterology; endoscopic procedures | ![]() |
Education: internship and residency - Tufts and Boston University School of Medicine; residency - Veterans Affairs Medical Center; fellowship - The Johns Hopkins University School of Medicine Special Interests: therapeutic and diagnostic pancreatic and biliary endoscopy; general gastroenterology; endoscopy procedures; gastrointestinal motility disorders; colorectal and esophageal motility | ![]() |
Education: M.D. - Vanderbilt University School of Medicine; residency in internal medicine (Assistant Chief of Service), fellowship in gastroenterology - The Johns Hopkins Hospital Special Interests: inflammatory, allergic and rheumatologic disorders of the gastrointestinal tract; general gastroenterology; endoscopic procedures | ![]() |
Mary Beth Carlin, BSN, CGRN 410-550-0798 Resource contact for information related to department services and nursing practice | |
| Carolyn Bacal, PA-C, MPH 410-550-0796 Education: medical training - Duke University; graduate study - The Johns Hopkins University Bloomberg School of Public Health Special Interests: motility disorders; inflammatory bowel disease | |
To schedule an appointment with a Johns Hopkins gasteroenterologist or hepatologist at any of our locations, call 410-550-0790 or fax a referral to 410-550-7861. | |





