Samuel N. Marcus, M.D., Ph. D.; F.R.C.P. ( London); AGA(F)

Dr. Marcus is a Board Certified Gastroenterologist  who has been practicing in Mountain View, California since 1992. He is particularly interested in the early detection and prevention of colon cancer, the diagnosis and management of Crohn’s disease and ulcerative colitis and the endoscopic management of obesity.

Specialties:

Diseases and Disorders of the Digestive Tract and Liver

Medical Education:

  • The Royal College of Physicians and Royal College of Surgeons of England, 1977 and  Liverpool University School of Medicine, Liverpool, England; 1977
  • Residency in Internal Medicine Teaching hospital affiliated with Liverpool University School of Medicine, Liverpool, England 1977-1981.
  • Fellowship in Gastroenterology,  Teaching hospital affiliated with Liverpool University School of Medicine, Liverpool, England 1981-1983
  • Instructor in Gastroenterology and PhD candidate PhD : Bristol University, Bristol, England; 1983-1985
  • Ph.D., Bristol University, Bristol, England; 1986
  • Advanced Fellowship in Gastroenterology,  Teaching hospital affiliated with Liverpool University School of Medicine, Liverpool, England 1985-1987
  • U.K. Medical Research Council Traveling Fellowship  and Fellowship in Gastroenterology at U.C.S.D : 1987-1988

By Examination:

  • Licentiate of the Royal College of Medicine and Member of the Royal College of Physicians, 1977
  • Member of the Royal College of Physician (UK) 1980
  • American Board of Internal Medicine, 1991
  • American Board of Gastroenterology, 1993, 2003 and 2013

By Election:

  • Diplomate of the Joint Commission in Higher Medical Training in Gastroenterology (UK);1991
  • Fellow of the Royal College of Physicians ( London) 1996
  • Fellow of the American Gastroenterological Association  2006

Academic Appointments:

  • Clinical Professor of Medicine (Adjunct) :Stanford University School of Medicine, 2002- Present
  • Clinical Professor of Medicine : Stanford University School of Medicine, 2000- 2002;
  • Clinical Associate Professor of Medicine Stanford University School of Medicine, 1994-2000
  • Clinical Assistant Professor of Medicine Stanford University School of Medicine, 1990-1994
  • Assistant Professor of Medicine, Boston University School of Medicine, 1988-1990
  • Instructor in Gastroenterology: Bristol University, Bristol, England; 1983-1985

In Private Practice Since: 1992

Attending Physician
El Camino Hospital
Stanford University Medical Center

Member

  • American College of Gastroenterology
  • American Society of Gatrointestinal Endoscopy
  • British Society of Gastroenterology
  • Crohn’s and Colitis Foundation of America

Medical Director

  • El Camino Crohn’s and Coltis Medical Clinic

Chairman

  • Endoscopy Medical Surgical Organization (EMSO)

Honors and Awards

Top Doctor in Gastroenterology in San Francisco Bay Area: 2000-2014,Castle Connolly’s America’s Top Doctors

Top Doctor in Gastroenterology: 2013, US News and World Report

Healthgrades Recognized Doctor

Top Doctor in Gastroenterology: 2000-2003 San Jose Magazine

Publications:

Dr. Marcus has authored articles published in the British Medical Journal, Gastroenterology, Gut, Journal of Clinical Investigation, British Journal of Nutrition, Gastrointestinal Endoscopy, and Lipids.