Dr. John M. Haydek M.D., F.A.C.P., F.A.C.G., A.G.A.F., F.A.S.G.E.

Dr. John M. Haydek
Areas of Care:
  • Gastroenterology

Dr. Haydek was born and raised in Chicago, Ill., attending a Christian grammar school and seminary high school prior to obtaining his degree in pharmacy from the University of Illinois. He subsequently obtained his M.D. degree and completed his internship, medical residency, chief residency and gastroenterology fellowship at Loyola University Medical Center in Chicago.

Following his fellowship and prior to his relocation to Knoxville, Tenn., Dr. Haydek worked for three years as an academic gastroenterologist and Assistant Professor of Medicine at Loyola University Medical Center and Hines VA Hospital.

Dr. Haydek's accomplishments are extensive and include over twenty research publications, multiple nominations for “Outstanding Teacher" awards and several "Top Physician" honors, both locally as well as nationally. In addition, he has attained the distinction of being appointed a Fellow of the four major medical organizations including the American College of Physicians (FACP), the American College of Gastroenterology (FACG), the American Gastroenterological Association (AGAF) and the American Society for Gastrointestinal Endoscopy (FASGE).

He has also served as Chief of the Medical Staff at St. Mary's Medical Center, as Committee Chair of the Pharmacy and Therapeutics Committee and is dual board certified in both Internal Medicine and Gastroenterology.

Dr. Haydek and his wife, Susan, are the parents of three children. When not working, Dr. Haydek enjoys many outdoor activities including fishing, hiking and bird watching.



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