Ohio State Navbar


McGregor, Mary Lou

Mary Lou McGregor, MD
Pediatric Ophthalmology Division
Clinical Associate Professor

Specialty/Research Interests
Pediatric cataracts, Strabismus, Low vision, and Retinopathy of prematurity


  • BS - Youngstown State University in Youngstown, OH
  • MD - Northeastern Ohio Medical University in Rootstown, OH
  • Residency: University Hospitals of Cleveland in Cleveland, OH
  • Pediatric Fellowship - Childrens’ Hospital in Columbus, OH
  • Pediatric Fellowship - Moorfields Eye Hospital in London, England


Mary Lou McGregor, MD, is a member of the Department of Ophthalmology at Nationwide Children’s Hospital and a Clinical Assistant Professor of Ophthalmology at The Ohio State University College of Medicine. She is the past president of the Medical Staff at Nationwide Children’s Hospital. Her clinical interests include pediatric cataracts, strabismus, low vision and retinopathy of prematurity (ROP).

She has been an investigator in several multicenter National Institutes of Health grants, including the CRYO-ROP study, STOP-ROP and the ETROP study. She is the director of the Multidisciplinary Low Vision Clinic at Nationwide Children’s Hospital. Dr. McGregor received the Makley-Battles Teaching Award in 1996. Dr. McGregor is a fellow of the American Academy of Ophthalmology and a member of the American Association for Pediatric Ophthalmology and Strabismus.

Contact Information

Phone: (614) 224-6222
Fax: (614) 241-5232

Address: Outpatient Care Center, Ste 4D, 555 South 18th Street, Columbus, OH 43205