She is founder of the Spine Institute of Southern New Jersey in Marlton. In addition to her work at her ASC, Dr. O'Shea teaches spine surgery to other neurosurgeons. She has been the invited lecturer at the American Association of Neurologic Surgeons to teach lumboscral fusion techniques since 1996. She earned her medical degree at SUNY Upstate Health Center in Syracuse, N.Y., and completed a residency in neurological surgery at New York-based Mount Sinai Medical Center. Dr. O'Shea completed a fellowship in orthopedic spine surgery at the Hospital for Joint Disease and The Spine Institute of New York at Beth Israel Medical Center, both in New York.