General Info

John Day, M.D., is a board-certified orthopaedic surgeon at Pinnacle Orthopaedics specializing in general orthopaedics, sports medicine, and total joint replacement. He has expertise in joint replacement surgery, arthroscopic procedures, and fracture care. Dr. Day treats patients at Pinnacle’s Marietta and East Cobb locations and serves as the practice’s president. He is also a team physician for several local high schools and active in community sports.