Michael A. MacKay, M.D. came to East Tennessee from Royal Oak, Michigan in 1997. A native of the Detroit area, he obtained both his bachelor of science as well as his medical degree from Wayne State University in Detroit, Michigan. He was a magna cum laude graduate, in the top 5% of his medical school class. Dr. MacKay completed his residency in orthopaedic surgery at William Beaumont Hospital in Royal Oak, Michigan. He is board certified by the American Board of Orthopaedic Surgery.

Dr. MacKay resides in Oak Ridge with his wife and two children. His hobbies include golf, tennis, hunting, and hiking. Dr. MacKay has been active in Oak Ridge youth sports for many years. He served ten years as team physician in local high school sports.