After completing an Otolaryngology Residency at Thomas Jefferson University, Dr. Parkes moved to Toronto, Ontario where he subsequently completed a 2 year fellowship in Pediatric Otolaryngology with a focus on pediatric cochlear implantation at The Hospital for Sick Children. Upon returning to the Philadelphia area, he joined the Otolaryngology Division at Nemours Children’s Hospital, where he has been an attending surgeon and medical director of the cochlear implant program since. He is an associate professor at Thomas Jefferson University and serves as the site director for resident education in Pediatric Otolaryngology.