Sean Gretz, O.D. , Dipl ABO

Medical Optometrist


Dr. Sean Gretz is a native of Scranton, Pennsylvania. He earned his bachelor’s degree in cellular neuroscience from St. Lawrence University in New York. He then completed his professional training at the Pennsylvania College of Optometry at Salus University, where he graduated in 2018 with clinical honors.

Following graduation, Dr. Gretz completed a residency program in primary care and ocular disease at The Eye Institute in Philadelphia, PA. Dr. Gretz has been practicing optometry in Delaware since 2019. He provides comprehensive, primary eye care with a focus on ocular disease and emergency medicine.

He is currently a member of the Delaware Optometric Association and the American Optometric Association. In 2022, Dr. Gretz achieved Diplomate certification from the American Board of Optometry. In his spare time, Dr. Gretz enjoys cooking and reading. He currently resides in Dover, Delaware where he lives with his family.

Sean Gretz OD