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.

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Displaying 1-7 out of 7 doctors available

Last Name Initial: S

  1. Jewel Samadder

    Jewel Samadder

    1. Gastroenterologist
    1. Phoenix, AZ
    Areas of focus:

    Colonoscopy, Endoscopic mucosal resection, Endoscopic procedure, Lynch syndrome, Barrett's esophagus, MUTYH-associated ...polyposis, Familial adenomatous polyposis, Juvenile polyposis syndrome, Peutz-Jeghers syndrome, Cowden's syndrome, BRCA gene mutation

  2. William Sanchez

    William Sanchez

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

    Colonoscopy, Liver biopsy, Upper endoscopy, Post-liver transplant care, Pre-liver transplant evaluation, Cholangiocarci...noma, Hepatitis C, Liver cancer, Cirrhosis, Gallbladder cancer, Hepatocellular carcinoma, Chronic liver disease

  3. Dan A. Schupack

    Dan A. Schupack

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

    Colonoscopy, Upper endoscopy, Polyposis syndromes, Colon cancer, Lynch syndrome, Familial adenomatous polyposis

  4. Robert E. Sedlack

    Robert E. Sedlack

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

    Colonoscopy, Upper endoscopy, Endoscopic mucosal resection, Gastrostomy tube placement, Therapeutic endoscopy, Endoscop...ic procedure, Endoscopic biopsy, Polypectomy, Esophageal stenting, Esophageal dilatation, Esophageal foreign body , Colon polyps, Esophageal varices, Esophageal stricture

  5. Doug A. Simonetto

    Doug A. Simonetto

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

    Colonoscopy, Liver biopsy, Upper endoscopy, Cirrhosis, Alcoholic hepatitis, Alcoholic liver disease, Portal hypertensio...n, Budd-Chiari syndrome, Chronic liver disease, Fontan-associated liver disease

  6. Diana L. Snyder

    Diana L. Snyder

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

    Colonoscopy, Esophageal manometry, Esophageal dilatation, Gastroesophageal reflux disease, Eosinophilic esophagitis, Ac...halasia, Esophageal spasms

  7. Moira H. Sugrue

    Moira H. Sugrue

    1. Transplant Hepatologist
    1. Rochester, MN
    Areas of focus:

    Colonoscopy, Upper endoscopy, Cirrhosis, Acute liver failure, Portal hypertension, Fontan-associated liver disease

Feb. 28, 2024
  1. Colonoscopy. National Institute of Diabetes and Digestive and Kidney Diseases. https://www.niddk.nih.gov/health-information/diagnostic-tests/colonoscopy. Accessed April 1, 2022.
  2. Lee L, et al. Overview of colonoscopy in adults. https://www.uptodate.com/contents/search. Accessed April 1, 2022.
  3. AskMayoExpert. Colorectal cancer: Screening and management (adult). Mayo Clinic; 2021.
  4. 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.
  5. A-Rahim YI. Bowel preparation before colonoscopy in adults. https://www.uptodate.com/contents/search. Accessed April 1, 2022.
  6. 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.
  7. Khanna S (expert opinion). Mayo Clinic. April 4, 2022.