Erin Bayley, MD, specializes in breast surgical oncology. She practices at Magee-Womens Surgical Associates and is affiliated with UPMC Magee-Womens Hospital, UPMC St Margaret, UPMC Shadyside, UPMC Presbyterian, UPMC Jameson, UPMC East and UPMC Passavant. Dr. Bayley completed her residency at Baylor College of Medicine and medical education at Albany Medical College.