Print Departments and specialties 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. Departments with related expertise Colon and Rectal Surgery Critical Care Early Onset and Hereditary GI Cancers Program Gastroenterology and Hepatology Doctors who perform this procedure Edit search filters close Narrow your search By location Rochester, MN By last name Find a doctor whose last name begins with the letter A A Find a doctor whose last name begins with the letter B B Find a doctor whose last name begins with the letter C C Find a doctor whose last name begins with the letter D D Find a doctor whose last name begins with the letter E E Find a doctor whose last name begins with the letter F F There are no doctors whose last name begins with the letter G G Find a doctor whose last name begins with the letter H H There are no doctors whose last name begins with the letter I I active Find a doctor whose last name begins with the letter J J Find a doctor whose last name begins with the letter K K Find a doctor whose last name begins with the letter L L Find a doctor whose last name begins with the letter M M There are no doctors whose last name begins with the letter N N Find a doctor whose last name begins with the letter O O Find a doctor whose last name begins with the letter P P There are no doctors whose last name begins with the letter Q Q Find a doctor whose last name begins with the letter R R Find a doctor whose last name begins with the letter S S There are no doctors whose last name begins with the letter T T There are no doctors whose last name begins with the letter U U Find a doctor whose last name begins with the letter V V Find a doctor whose last name begins with the letter W W There are no doctors whose last name begins with the letter X X There are no doctors whose last name begins with the letter Y Y Find a doctor whose last name begins with the letter Z Z Reset all filters Search Tips Use quotes for phrases. Even if there are no auto-suggestions within the search field, hit "Search" anyway, as you may still get results. Displaying 1-1 out of 1 doctors available Last Name Initial: J Amanda M. Johnson, M.D. Gastroenterologist Rochester, MN Areas of focus: Colonoscopy, Upper endoscopy, Inflammatory bowel disease, Gastrointestinal disorder By Mayo Clinic Staff Request an appointment About Feb. 28, 2024 PrintShow references Colonoscopy. National Institute of Diabetes and Digestive and Kidney Diseases. https://www.niddk.nih.gov/health-information/diagnostic-tests/colonoscopy. Accessed April 1, 2022. Lee L, et al. Overview of colonoscopy in adults. https://www.uptodate.com/contents/search. Accessed April 1, 2022. AskMayoExpert. Colorectal cancer: Screening and management (adult). Mayo Clinic; 2021. Screening for colorectal cancer: U.S. Preventive Services Task Force Recommendation Statement. Journal of the American Medical Association. 2021; doi:10.1001/jama.2021.6238. A-Rahim YI. Bowel preparation before colonoscopy in adults. https://www.uptodate.com/contents/search. Accessed April 1, 2022. Gupta S, et al. Recommendations for follow-up after colonoscopy and polypectomy: A consensus update by the U.S. Multi-Society Task Force on Colorectal Cancer. Gastroenterology. 2020; doi:10.1053/j.gastro.2019.10.026. Khanna S (expert opinion). Mayo Clinic. April 4, 2022. Related Anal fissure Anal itching Anemia Carcinoid tumors Colon cancer Colon cancer screening: At what age can you stop? Colon polyps Colonoscopy Colonoscopy Color Blue Detects Colon Cancer Constipation Constipation in children Crohn's disease Hemorrhoids HIL Article English Inflammatory bowel disease (IBD) Intestinal ischemia Iron deficiency anemia Irritable bowel syndrome Ischemic colitis Mayo Clinic Minute: What you need to know about polyps in your colon Proctitis Pseudomembranous colitis Rectal cancer Rectovaginal fistula Ulcerative colitis Show more related content News from Mayo Clinic Mayo Clinic Minute: Are colon and rectal cancers treated differently? Products & Services A Book: Future Care A Book: Mayo Clinic on Digestive Health Show more products and services from Mayo Clinic Mayo Clinic in Rochester, Minnesota, has been recognized as the best Gastroenterology & GI Surgery hospital in the nation for 2023-2024 by U.S. News & World Report. Learn more about this top honor ColonoscopyAboutDoctors&Departments PRC-20393555 tests-procedures Colonoscopy