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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Displaying 1-3 out of 3 doctors available

Last Name Initial: K

  1. Lionel Kankeu Fonkoua, M.D.

    Lionel Kankeu Fonkoua, M.D.

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

    Chemotherapy for colon cancer, Colon cancer, Hepatocellular carcinoma, Pancreatic cancer, Neuroendocrine tumor, Rectal ...cancer, Stomach cancer, Cholangiocarcinoma, Esophageal cancer, Gallbladder cancer, Anal cancer

  2. John B. Kisiel, M.D.

    John B. Kisiel, M.D.

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

    Colonoscopy, Colon cancer, Pancreatic cancer, Inflammatory bowel disease, Colon polyps, Gallbladder cancer

  3. Vivek Kumbhari, M.B., Ch.B., Ph.D.

    Vivek Kumbhari, M.B., Ch.B., Ph.D.

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

    Colonoscopy, ERCP, Endoscopic ultrasound, Balloon-assisted enteroscopy, Intragastric balloon procedure, Transoral outle...t reduction, Endoscopic GI leak procedure, Endoscopic sleeve gastroplasty, Peroral endoscopic myotomy, Endoscopic mucosal resection, Endoscopic submucosal dissection, Endoscopic full-thickness resection, Transoral incisionless fundoplication, Colon cancer, Gastroesophageal reflux disease, Pancreatic cancer, Achalasia, Obesity, Pancreatitis, Gastrointestinal disorder, Gastrointestinal bleeding, Barrett's esophagus, Esophageal cancer, Gastrointestinal varices, Gallstones, Gastroparesis, Pancreatic cyst, Zenker's diverticulum, Gallbladder cancer, Pancreatic neuroendocrine tumor, Gastrointestinal stromal tumor, Polyp, Gallbladder polyp, Pancreatic insufficiency, Pancreatic disorder, Gastrointestinal perforation

Aug. 14, 2025