He is a former Hospital Chief of Staff and continues to serve on multiple committees at Methodist Hospital. Dr. Quigley graduated from Don Bosco Technical High School, and went on to earn a BS from Loyola University. His medical degree and Orthopaedic residency were completed at St. Louis University Medical School. In addition to his Orthopaedic Residency he completed a year long total hip and knee joint fellowship. Currently he teaches Sports Medicine at the USC School of Medicine Orthopaedic Department, in addition to his private practice in Arcadia. Dr. Quigley resides in Sierra Madre.