Dr. Overholt was born in Battle Creek, Mich., and is a graduate of the University of Tennessee Medical School. He did his internship and residency at the University Hospital in Ann Arbor, Mich. Following this, Dr. Overholt completed a two-year fellowship in gastroenterology at University Hospital in Ann Arbor.
During that time, he served in the Cancer Control Program of the U.S. Public Health Service in order to develop the flexible fibersigmoidoscope-colonoscope. He later received the prestigious Schindler Award from the American Society for Gastrointestinal Endoscopy and the William Beaumont Award of the American Medical Association for this development.
Dr. Overholt completed two additional years of training in gastroenterology at New York Hospital-Cornell Medical Center. He has published numerous articles, written several chapters for books and recently co-edited the book “Office Endoscopy.”
Dr. Overholt has served as President of the American Society for Gastrointestinal Endoscopy and the American Association of Ambulatory Surgery Centers, and is a founding member and past President of the Tennessee Society for Gastrointestinal Endoscopy.
He was the chief of staff at St. Mary´s Medical Center from 1981 to 1983. Dr. Overholt serves as the Medical Director of the Laser Department of the Thompson Cancer Survival Center.
Dr. Overholt served on the Knoxville City School Board from 1972-1987 and as its chairman for three years. He served in the charter class of Leadership Knoxville. Dr. Overholt founded the Knoxville Chamber of Commerce´s B.E.S.T. educational program.
Dr. Overholt is married and the father of two children. Leisure activities include professional writing, farming, beekeeping, the outdoors and spending time with his six grandchildren.