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.

Doctors who treat this condition

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Displaying 1-4 out of 4 doctors available

Last Name Initial: M

  1. George W. Marek, III, M.D., Ph.D.

    George W. Marek, III, M.D., Ph.D.

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

    Bravo capsule pH test, Colonoscopy, Flexible sigmoidoscopy, Esophageal dilation, Polypectomy, Esophagoscopy, Diagnostic... endoscopy, Gastroesophageal reflux disease, Diarrhea, Celiac disease, Irritable bowel syndrome, Fructose intolerance, Helicobacter pylori infection, Constipation, Colon polyps, Lactose intolerance, Esophageal stricture, Peptic ulcer, Alpha-1-antitrypsin deficiency, Malabsorption, Pelvic floor defecatory dysfunction, Ehlers-Danlos syndrome, Gastritis, Alpha-gal allergy, Bile acid malabsorption

  2. Daniel B. Maselli, M.D.

    Daniel B. Maselli, M.D.

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

    Upper endoscopy, Colonoscopy, Intragastric balloon procedure, Transoral outlet reduction, Endoscopic sleeve gastroplast...y, Endoscopic mucosal resection, Endoscopic dilation, Endoscopic biopsy, Endoscopic re-cellularization via electroporation therapy, Gastroesophageal reflux disease, Diarrhea, Obesity, Metabolic syndrome, Gastrointestinal bleeding, Constipation, Colon polyps, Esophageal stricture, Gastrointestinal infection, Colonic dysmotility, Esophageal varices, Fatty liver disease, Gastrointestinal fistula

  3. Kellie L. Mathis, M.D.

    Kellie L. Mathis, M.D.

    1. General Surgeon
    2. Colon and Rectal Surgeon
    1. Rochester, MN
    Areas of focus:

    Anorectal surgery, Coloanal anastomosis, Colonoscopy, Laparoscopic surgery, Ileoanal anastomosis surgery, Flexible sigm...oidoscopy, Colostomy, Ileostomy surgery, Colorectal surgery, Robotic surgery, Rectal cancer surgery, Colon cancer surgery, Colectomy, Intraoperative radiation therapy, Rectal prolapse surgery, Proctectomy, Pelvic floor dysfunction, Colon cancer, Inflammatory bowel disease, Rectal cancer, Anorectal abnormality, Familial adenomatous polyposis, Ulcerative colitis, Diverticulitis, Constipation, Pouchitis, Colon polyps, Anal fissure, Rectal prolapse, Lynch syndrome, Fistula, Anal fistula, Vaginal fistula, Pelvic floor defecatory dysfunction, Anal cancer, Carcinoid tumor, Tubular colon adenoma, Polyposis syndromes, Hemorrhoids, Recurrent cancer, Polyp, Abscess

  4. Nicholas P. McKenna, M.D., M.S.

    Nicholas P. McKenna, M.D., M.S.

    1. Colon and Rectal Surgeon
    1. Rochester, MN
    Areas of focus:

    Anorectal surgery, Colonoscopy, Laparoscopic surgery, Ileoanal anastomosis surgery, Hemorrhoidectomy, Hemorrhoidal band...ing, Colostomy, Ileostomy surgery, Colorectal surgery, Robotic surgery, Rectal cancer surgery, Colon cancer surgery, Colectomy, Small bowel resection, Proctectomy, Bowel resection, Colon cancer, Inflammatory bowel disease, Rectal cancer, Familial adenomatous polyposis, Ulcerative colitis, Diverticulitis, Crohn's disease, Perianal abscess, Colon polyps, Anal fissure, Anal fistula, Anal cancer, Anal squamous cell carcinoma, Polyposis syndromes, Hemorrhoids

Research

Mayo Clinic radiologists and gastroenterologists were instrumental in developing novel techniques for finding and removing colon polyps, including stool DNA tests, probe-based confocal laser endomicroscopy and virtual colonoscopy.

Publications

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

Research Profiles

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Sept. 24, 2025