Dr. Ballesteros specializes in pediatric urology in the Johns Hopkins All Children’s Hospital Department of Surgery. She earned her medical degree from Meharry Medical College in Nashville, Tennessee. She completed an internship in general surgery and a residency in urology from the University of Louisville. Dr. Ballesteros then completed a pediatric urology fellowship from Nicklaus Children’s Hospital in Miami. She also has a certification of fellowship in da Vinci® Surgery in pediatric urology.