Doctors Hospital at Ohio University (Columbus, OH)
Osteopathic Medical Center of Philadelphia (Philadelphia, PA) and St. Agnes Medical Center (Philadelphia, PA)
Philadelphia College of Osteopathic Medicine (Philadelphia, PA)
Dr. Costello has received additional specialized training from Harvard University’s Massachusetts Eye & Ear Infirmary and the Ohio State University, Columbus, Ohio.
Board certified by the American Osteopathic Board of Ophthalmology.