Gary S. Gossen, M.D.


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Dr. Gossen has joined Gastroenterology Clinic of San Antonio. He is an assistant clinical professor of internal medicine at the UT Health Science Center at San Antonio. He is currently the medical director of the San Antonio Endoscopy Center and a member of Gastroenterology Research of San Antonio.

Other achievements include a bachelor of arts with highest honors from the University of Texas at Austin; doctor of medicine from UT Health Science Center at San Antonio; diplomat of the American Board of Internal Medicine and American College of Gastroenterology; fellow of the American College of Gastroenterology; member of the American Gastroenterology Association and American Society for Gastrointestinal Endoscopy; and name by his pears to the list of Super Doctors© in 2009, 2010, 2011.


B.A. with highest honors from University of Texas 1975

M.D. at UTHSC at San Antonio 1975-1979

Internal Medicine Internship and Residency 1979-1982

Fellowship in Gastroenterology 1982-1984

Externship in Bihary Endoscopy at Royal Brisbane Hospital in Brisbane, Australia 1984

Board Certification in Internal Medicine 1982

Board Certification in Gastroenterology 1985

Fellow of American College of Gastroenterology

Fellow of American Gastroenterology Association

Fellow of American Society of Gastrointestinal Endoscopy

Prior Chief of Gastroenterology at St. Luke’s Hospital

Prior Chief of Gastroenterology at Methodist Hospital

Prior President of Diagnostic Clinic of San Antonio

Member of Gastroenterology Research of San Antonio

Member of Gastroenterology Research of America

Director of San Antonio Endoscopy Lab

Clinical Assistant Professor in Internal Medicine at UTHSC

Texas Monthly Super Doctor 2009, 2010, 2011, 2012, 2013, 2014, 2015, & 2016