Doctors Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery. 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Even if there are no auto-suggestions within the search field, hit "Search" anyway, as you may still get results. Displaying 1-8 out of 8 doctors available Last Name Initial: M Shounak Majumder, M.D. Gastroenterologist Rochester, MN Areas of focus: Pancreatic cancer, Pancreatic neuroendocrine tumor, Pancreatitis, Autoimmune pancreatitis, Pancreatic cyst, Pancreatic ...disorder, Pancreatic insufficiency Show more areas of focus for Shounak Majumder, M.D. Harmeet Malhi, M.B.B.S. Transplant Hepatologist Rochester, MN Areas of focus: Colonoscopy, Upper endoscopy, Pre-liver transplant evaluation, Post-liver transplant care, Nonalcoholic steatohepatitis..., Nonalcoholic fatty liver disease, Hepatic encephalopathy, Liver injury Show more areas of focus for Harmeet Malhi, M.B.B.S. Talha A. Malik, M.D. Gastroenterologist Phoenix, AZ Areas of focus: Colonoscopy, Upper endoscopy, Ulcerative colitis, Inflammatory bowel disease, Crohn's disease John A. Martin, M.D. Gastroenterologist Rochester, MN Areas of focus: ERCP Daniel B. Maselli, M.D. Gastroenterologist Rochester, MN Areas of focus: Colonoscopy, Endoscopic sleeve gastroplasty, Intragastric balloon procedure, Upper endoscopy, Endoscopic mucosal resect...ion, Transoral outlet reduction, Endoscopic biopsy, Endoscopic re-cellularization via electroporation therapy, Endoscopic dilation, Obesity, Constipation, Colon polyps, Colonic dysmotility, Esophageal varices, Gastroesophageal reflux disease, Gastrointestinal bleeding, Diarrhea, Gastrointestinal fistula, Metabolic syndrome, Esophageal stricture, Fatty liver disease, Gastrointestinal infection Show more areas of focus for Daniel B. Maselli, M.D. Laurence J. Miller, M.D. Internist Gastroenterologist Phoenix, AZ Areas of focus: Pancreatic neuroendocrine tumor, Zollinger Ellison Syndrome Omar Y. Mousa, M.B.B.S., M.D. Transplant Hepatologist Jacksonville, FL Areas of focus: Liver transplant, Post-transplant long-term care, Pre-liver transplant evaluation, Nonalcoholic fatty liver disease, Ch...olangiocarcinoma, Alcoholic hepatitis, Acute liver failure, Hepatic encephalopathy Show more areas of focus for Omar Y. Mousa, M.B.B.S., M.D. Joseph A. Murray, M.D. Internist Gastroenterologist Rochester, MN Areas of focus: Celiac disease, Achalasia Learn more about the Mayo Clinic Department of Gastroenterology and Hepatology location nearest you: Gastroenterology and Hepatology in Rochester, Minnesota Gastroenterology and Hepatology in Jacksonville, Florida Gastroenterology and Hepatology in Scottsdale, Arizona Request an appointment Conditions treatedDoctors by location and specialty July 19, 2025 Share on: FacebookTwitter Mayo Clinic in Rochester, Minnesota, has been recognized as the best Gastroenterology & GI Surgery hospital in the nation by U.S. News & World Report. Learn more about this top honor Gastroenterology and HepatologyDepartmenthomeSectionsOverviewTests & proceduresConditions treatedDoctorsDoctors by location and specialtySpecialty groupsExpertise & rankingsClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicReferrals SectionsRequest an AppointmentOverviewTests & proceduresConditions treatedDoctorsDoctors by location and specialtySpecialty groupsExpertise & rankingsClinical trialsResearchPatient storiesCosts & insuranceNews from Mayo ClinicReferrals ORG-20308333 Medical Departments & Centers Gastroenterology and Hepatology