Specializing in Diseases and Surgery of the Retina, Macula, and Vitreous.Robert E. Parnes, M.D.Adam T. Gerstenblith, M.D.Office Locations:- Hagerstown, MD- Frederick, MD- Chambersburg, PA- Bedford , PA- Martinsburg, WVFor more information please call our Hagerstown office at 301-671-2400.