A partner in Congress Medical Associates, Dr. William Cositgan and Dr. Roy Ashford are the Directors of The Congress Medical Institute for Spinal Surgery, Pasadena’s premier comprehensive spinal care center. Dr. Costigan received his medical degree summa cum laude from the University of Southern California and went on to complete his residency at the LAC+USC Medical Center, where he served as department Chief Resident. Following the completion of his orthopaedic training, Dr. Costigan completed a one-year fellowship in spinal surgery at the University of Southern California’s Center for Orthopaedic Spinal Surgery. With this experience, Dr. Costigan founded the Spine Institute in Pasadena, CA, developing a comprehensive program for the treatment of spinal disorders and pain management. He emphasizes the non-operative management of many spinal conditions, prior to taking a surgical approach.