Colonoscopy

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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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Doctors who perform this procedure

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Displaying 1-10 out of 77 doctors available

  1. Jad P. AbiMansour, M.D.

    Jad P. AbiMansour, M.D.

    1. Gastroenterologist
    1. Rochester, MN
    Areas of focus:

    Colonoscopy, Ablation therapy, Upper endoscopy, Endoscopic ultrasound, ERCP, Polypectomy, Cholangiocarcinoma, Pancreati...c cancer, Pancreatic cyst, Pancreatic neuroendocrine tumor, Pancreatitis, Bile duct stricture, Bile duct stone

  2. Neena S. Abraham, M.D.
    Areas of focus:

    Colonoscopy, Therapeutic endoscopy, Esophagoscopy, Polypectomy, Anemia, Gastrointestinal bleeding

  3. Jana G. Al Hashash, M.D., M.S.

    Jana G. Al Hashash, M.D., M.S.

    1. Gastroenterologist
    1. Jacksonville, FL
    Areas of focus:

    Colonoscopy, Upper endoscopy, Chromoendoscopy, Crohn's disease, Ulcerative colitis, Pouchitis, Gastrointestinal bleeding

  4. Erin E. Alexander, D.O.

    Erin E. Alexander, D.O.

    1. Pediatric Gastroenterologist
    1. Rochester, MN
    Areas of focus:

    Colonoscopy, Upper endoscopy, Inflammatory bowel disease, Short bowel syndrome, Diarrhea, Failure to thrive

  5. Motaz H. Ashkar, M.B.B.S., M.S.

    Motaz H. Ashkar, M.B.B.S., M.S.

    1. Gastroenterologist
    1. Rochester, MN
    Areas of focus:

    Colonoscopy, Esophagoscopy, PEG-J tube placement, Pancreatic cancer, Pancreatic cyst, Pancreatic neuroendocrine tumor, ...Pancreatitis, Autoimmune pancreatitis, Pancreatic disorder, Pancreatic insufficiency

  6. Dilhana S. Badurdeen, M.B.B.S., M.D.

    Dilhana S. Badurdeen, M.B.B.S., M.D.

    1. Gastroenterologist
    2. Bariatrician
    1. Jacksonville, FL
    Areas of focus:

    Colonoscopy, Endoscopic sleeve gastroplasty, Intragastric balloon procedure, Transoral outlet reduction, Colon cancer, ...Obesity, Gastroesophageal reflux disease, Gastrointestinal bleeding, Weight regain after bariatric surgery

  7. Michele Barnhill, M.D.

    Michele Barnhill, M.D.

    1. Gastroenterologist
    2. Transplant Hepatologist
    1. Phoenix, AZ
    Areas of focus:

    Colonoscopy, Esophagoscopy, Variceal band ligation, Primary sclerosing cholangitis, Primary biliary cholangitis, Nonalc...oholic fatty liver disease, Cirrhosis, Autoimmune hepatitis, Alcoholic hepatitis, Hemochromatosis, Hepatic encephalopathy, Portal hypertension, Biliary atresia

  8. Arthur Beyder, M.D., Ph.D.

    Arthur Beyder, M.D., Ph.D.

    1. Internist
    2. Gastroenterologist
    1. Rochester, MN
    Areas of focus:

    Colonoscopy, Upper endoscopy

  9. Yan Bi, M.D., Ph.D.

    Yan Bi, M.D., Ph.D.

    1. Internist
    2. Gastroenterologist
    1. Jacksonville, FL
    Areas of focus:

    Colonoscopy, Flexible sigmoidoscopy, Endoscopic procedure, Endoscopic biopsy, Polypectomy, Esophageal dilation, Colon c...ancer, Celiac disease, Pancreatic cancer, Gastrointestinal varices, Gastroesophageal reflux disease, Pancreatic cyst, Pancreatic neuroendocrine tumor, Pancreatitis, Gastroparesis, Diarrhea, Gastrointestinal disorder, Constipation, Gastrointestinal bleeding, Pelvic floor dysfunction, Gastrointestinal infection, Pancreatic disorder, Pancreatic insufficiency

  10. Adam C. Bledsoe, M.D.

    Adam C. Bledsoe, M.D.

    1. Gastroenterologist
    1. Rochester, MN
    Areas of focus:

    Colonoscopy, Flexible sigmoidoscopy, Upper endoscopy, Capsule endoscopy, Endoscopic procedure, Celiac disease, Gastroes...ophageal reflux disease, Colon polyps, Diarrhea, Eosinophilic gastroenteritis, Gastrointestinal disorder, Constipation

Research

Mayo Clinic researchers are advancing the science and practice of colonoscopy to improve detection, preparation, comfort and outcomes for people undergoing colorectal cancer screening or evaluation of colonic conditions.

Mayo Clinic Comprehensive Cancer Center meets the strict standards for a U.S. National Cancer Institute comprehensive cancer center. These standards recognize scientific excellence and a multispecialty approach focused on cancer prevention, diagnosis and treatment.

Mayo Clinic is conducting numerous clinical trials that explore new tools, technologies and approaches in colonoscopy and related areas.

Publications

See a list of publications about colonoscopy by Mayo Clinic doctors on PubMed, a service of the National Library of Medicine.

Research Profiles

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By Mayo Clinic Staff

Colonoscopy care at Mayo Clinic

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AboutCare at Mayo Clinic
Feb. 06, 2026
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  1. U.S. Preventive Services Task Force. Screening for colorectal cancer: U.S. Preventive Services Task Force Recommendation Statement. JAMA. 2021; doi:10.1001/jama.2021.6238.
  2. 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.
  3. Colorectal cancer early detection, diagnosis, and staging. https://www.cancer.org/cancer/types/colon-rectal-cancer/detection-diagnosis-staging.html. American Cancer Society. Accessed Jan. 16, 2026.
  4. A-Rahim YI, et al. Bowel preparation before colonoscopy in adults. https://www.uptodate.com/contents/search. Accessed Jan. 16, 2026.
  5. Colonoscopy. National Institute of Diabetes and Digestive and Kidney Diseases. https://www.niddk.nih.gov/health-information/diagnostic-tests/colonoscopy. Accessed Jan. 16, 2026.
  6. Lee L, et al. Overview of colonoscopy in adults. https://www.uptodate.com/contents/search. Accessed Jan. 16, 2026.
  7. Knudsen AB, et al. Colorectal cancer screening: An updated modeling study for the U.S. Preventive Services Task Force. JAMA. 2021; doi:10.1001/jama.2021.5746.
  8. Colonoscopy. American College of Gastroenterology. https://gi.org/topics/colonoscopy/. Accessed Jan. 16, 2026.
  9. American Society for Gastrointestinal Endoscopy. Guidelines for endoscopy in pregnant and lactating women. Gastrointestinal Endoscopy. 2012; doi:10.1016/j.gie.2012.02.029.
  10. Can you have a colonoscopy when you're menstruating? International Center for Global Health Information. https://www.icgi.org/can-you-have-a-colonoscopy-if-youre-menstruating/. Accessed Jan. 16, 2026.
  11. Health Education & Content Services. About your colonoscopy. Mayo Clinic; 2018.

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Colonoscopy