Glen O’Sullivan, M.D. joined Ashland Orthopaedic Associates in 1999 as a general orthopedic surgeon specializing in spine surgery.Born in the U.S.A., Dr. O’Sullivan graduated from England’s Wimbledon College in 1979. He received his medical degree from St. Thomas’ Medical School, London, England in 1984. His U.S. training included orthopedic residency at Stanford University Medical Center, which he completed in 1991. Dr. O’Sullivan completed his Spinal Surgery Fellowship Training in 1992 at Sir Robert Jones and Agnes Hunt Orthopaedic Hospital, Oswestry, Shropshire, United Kingdom.