Omar Khan, MD


Assistant Professor

Languages Spoken


Clinical Expertise

  • Colon Cancer Screening
  • Colonoscopy-Endoscopy
  • Familial Adenomatous Polyposis
  • General Gastroenterology
  • Hereditary Gastrointestinal Cancer Syndromes
  • Inflammatory Bowel Disease
  • Lynch Syndrome
  • Ulcerative Colitis & Crohn's Disease

About Dr. Khan

Medical Missions and Outreach Work, Volunteering for Medical and Educational Help

Medical Education

Medical School
Boston University School of Medicine
University of California at San Francisco Medical Center - Internal Medicine
University of Chicago Medical Center - Gastroenterology

Board Certification

American Board of Internal Medicine Subspecialty


  • Burn Injury Alters the Intestinal Microbiome and Increases Gut Permeability and Bacterial Translocation Earley, Z. M.; Akhtar, S.; Green, S. J.; Naqib, A.; Khan, O.; Cannon, A. R.; Hammer, A. M.; Morris, N. L.; Li, X.; Eberhardt, J. M.; Gamelli, R. L.; Kennedy, R. H.; Choudhry, M. A., PLoS ONE
  • The Effects of Alcohol Intoxication and Burn Injury on the Expression of Claudins and Mucins in the Small and Large Intestines Hammer, A. M.; Khan, O. M.; Morris, N. L.; Li, X.; Movtchan, N. V.; Cannon, A. R.; Choudhry, M. A., Shock (Augusta, Ga.)
  • Use of side-viewing endoscope to treat a bleeding duodenal diverticulum Soudagar, A. S.; Abdinoor, A.; Khan, O.; Gupta, N., Gastrointestinal endoscopy
View All ResearchShow Less

PRIME Series: Updates in Clinical Research Methodology
Using Bayesian Modeling to refine Diagnostic Tests, 2007.

Khan O, Sewell J, Shergill, A. “Gastroenterology.” Hospitalist Handbook. Ed. Sanjiv Shah. UCSF: 2007, 157-168.

Risk and Familial Susceptibility for Colon Cancer, Digestive Disease Week Oral Presentations, 2010.

Khan O, Harrell L. “A Review of Fecal Biomarkers in the Diagnosis of IBD Recurrence.” Inflamm Bowel Dis Monit 2010; 11(1):15-21.

Khan O, Kupfer S, Terdiman J. “Performance of Lynch Syndrome Predictive Models in a Multi-Center US Referral Population.” Am J of Gastroenterology, 2011 Oct; 106(10): 1822-7.