Colonoscopy

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Displaying 1-10 out of 24 doctors available

Location: Jacksonville, FL

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

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

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

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

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

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

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

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

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

  4. Ernest P. Bouras, M.D.

    Ernest P. Bouras, M.D.

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

    Bravo capsule pH test, GI motility test, Upper endoscopy, Colonoscopy, Esophageal manometry, Esophageal dilation, Ablat...ion therapy, Anorectal manometry, Endoscopic mucosal resection, Breath testing, Impedance pH testing, pH testing, Pelvic floor dysfunction, Dysphagia, Colon cancer, Gastroesophageal reflux disease, Achalasia, Esophagitis, Gastrointestinal disorder, Gastrointestinal bleeding, Barrett's esophagus, Esophageal cancer, Constipation, Gastrointestinal varices, Gastroparesis, Esophageal stricture, Esophageal spasms, Radiation proctopathy, Esophageal foreign body , Indigestion, Polyp, Colonic dysmotility, Gastrointestinal perforation, Chronic gastrointestinal bleeding

  5. Bhaumik Brahmbhatt, M.B.B.S., M.D.

    Bhaumik Brahmbhatt, M.B.B.S., M.D.

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

    Upper endoscopy, Colonoscopy, Endoscopic ultrasound, Esophageal dilation, Balloon-assisted enteroscopy, Capsule endosco...py, Polypectomy, Endoscopic mucosal resection, Double balloon enteroscopy, Colon cancer prevention, Esophageal cancer prevention, Endoscopic full-thickness resection, Single balloon enteroscopy, Small bowel polypectomy, Intestinal biopsy, Small bowel stricture dilation, Intestinal bleeding control, Pancreatic cancer prevention, AVM ablation, Colon cancer, Gastroesophageal reflux disease, Pancreatic cancer, Pancreatitis, Gastrointestinal bleeding, Barrett's esophagus, Esophageal cancer, Colon polyps, Gastrointestinal varices, Gallstones, Pancreatic cyst, Pancreatic neuroendocrine tumor, Gastrointestinal stromal tumor, Small bowel cancer, Peutz-Jeghers syndrome, Polyp, Autoimmune pancreatitis, Pancreatic insufficiency, Pancreatic disorder, Chronic gastrointestinal bleeding, Small bowel stricture, Obscure gastrointestinal bleeding, Small bowel AVM, Stomach stricture, Gastrointestinal angiodysplasia

  6. David J. Cangemi, M.D.

    David J. Cangemi, M.D.

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

    Bravo capsule pH test, Upper endoscopy, Colonoscopy, Gastrointestinal transit study, Esophageal manometry, Anorectal ma...nometry, Gastric emptying study, Breath testing, Impedance pH testing, Pelvic floor dysfunction, Dysphagia, Gastroesophageal reflux disease, Heartburn, Diarrhea, Irritable bowel syndrome, Small intestinal bacterial overgrowth, Functional dyspepsia, Constipation, Gastroparesis, Intestinal pseudo-obstruction, Functional bowel disorder

  7. Francis A. Farraye, M.D., M.S.

    Francis A. Farraye, M.D., M.S.

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

    Upper endoscopy, Colonoscopy, Ulcerative colitis, Crohn's disease

  8. Dawn Francis, M.D.

    Dawn Francis, M.D.

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

    Upper endoscopy, Colonoscopy, Esophageal manometry, Esophageal dilation, Esophagoscopy, Biopsy, Colon cancer prevention..., Esophageal cancer prevention, Dysphagia, Gastroesophageal reflux disease, Heartburn, Achalasia, Eosinophilic esophagitis, Esophagitis, Esophageal stricture, Esophageal spasms, Dysphagia lusoria

  9. Sushil Kumar Garg, M.B.B.S.

    Sushil Kumar Garg, M.B.B.S.

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

    Upper endoscopy, Colonoscopy, Endoscopic procedure, Flexible sigmoidoscopy, Colon cancer screening, Polypectomy, Endosc...opic mucosal resection, Colon cancer prevention, Endoscopic dilation, Pancreatic cancer, Pancreatitis, Pancreatic cyst, Pancreatic neuroendocrine tumor, Pancreatic insufficiency, Pancreatic disorder, Chronic pancreatitis, Pancreatic ductal adenocarcinoma, Acute pancreatitis, Pancreatic pseudocyst, Exocrine pancreatic insufficiency

  10. John Mark B. Gubatan, M.D.

    John Mark B. Gubatan, M.D.

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

    Upper endoscopy, Colonoscopy, Chromoendoscopy, Inflammatory bowel disease, Microscopic colitis, Ulcerative colitis, Cro...hn's disease

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