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Richard W. McCallum, MD

Richard W. McCallum, MD

Texas Tech University Health Sciences Center - El Paso
Department of Internal Medicine

4800 Alberta Avenue
El Paso, TX 79905

Phone: 915-545-6627

Member Since: 1986

Member Status: Fellow




Clinical Interest(s)

Research Interest(s)

    Current / Former SSCI Roles

    About Richard W. McCallum, MD

    Dr. McCallum, a native of Brisbane, Australia, attended the University of Queensland and the Queensland Medical School. He did Residency training at Charity Hospital - LSU service New Orleans and Barnes Hospital, Washington University in St. Louis, followed by GI Fellowship at Wadsworth VA - UCLA in Los Angeles. His academic appointments include Director of GI endoscopy and motility at Yale University; The Paul Janssen Professor of Medicine, and Chief of Gastroenterology at University of Virginia as well as Kansas University Medical Center. In 2009 he was recruited as Professor and Founding Chair of the Department of Medicine at a new medical school, Texas Tech University in El Paso where he is currently Director of GI Research and the Center of Neurogastroenterology and Motility. He was recently appointed an honorary Professor of Medicine at his alma mater, the University of Queensland, Brisbane, Australia.

    Dr. McCallum has made major advances in pathophysiology, diagnosis and treatment of gastrointestinal motility disorders and functional bowel problems, specifically gastroparesis, the interactions between the brain and the gut as well as the mechanisms of nausea and vomiting. He pioneered gastric electrophysiology in humans and is the inventor of a gastric pacemaker for treating gastroparesis. His Research has been funded by the VA, American Diabetes Association, Pharmaceutical support, and the NIH where he is a member of the NIH Clinical Research Consortium in Gastroparesis - now funded for the last 12 years and recently refunded for another 5 years (up to 2023) for a total of $3.0 million. He has more than 480 peer-reviewed scientific articles and 130 textbook chapters and edited 15 scientific textbooks. He has mentored over 100 - US and International Research Trainees, many of whom are now academic leaders including Dr. Barry Marshall, the 2005 Nobel Prize winner for discovery of H. pylori causing peptic ulcer.

    He was elected to the American Society for Clinical Investigation, is a fellow of the American College of Physicians, the Royal Australasian College of Physicians, the American College of Gastroenterology, the American Gastroenterology Association and the recipient of the 2015 Chancellor's Council Distinguished Research for Texas Tech Universities, the Washington University Alumni Achievement Award in 2017, the Gold Medal Award for Excellence in Academic Medicine from the Texas Medical Association in 2016, the Mentor of the Year Award, by the Southern Society of Clinical Investigation in 2017, and the American Gastroenterology Association in 2018, as well as ACP Laureate Award in 2017. He is also Editor-in-Chief of an international online Journal - Gastrointestinal Disorders and recently appointed as Editor-in-Chief of the Journal of Investigative Medicine (JIM) which is the official publication for the American Federation for clinical Research. He has recently been nominated for Mastership in both The American College of Physicians and The American College of Gastroenterology.


    The SSCI Thanks Its Sponsors

    • Elsevier sponsors The Southern Society for Clinical Investigation