Charles R. Whitfill, MD

Grene Vision Group has established a long and true tradition of professional excellence, defined by training, experience, state-of-the-art technology and world-class care. Our goal is to enhance the quality of our patients’ lives by helping them achieve the best vision possible.

Dr. Diana M. Leitner, MD is a fellowship-trained medical retina specialist and vitreoretinal surgeon. She graduated from Oberlin College with a degree in physics, and earned her medical degree from the University of Kansas. Dr. Letiner completed her internship at the University of Kansas-Wichita, and completed ophthalmology residency at Geisinger Medical Center in Pennsylvania, where she served as Chief Resident. She specializes in both office-based and surgical care of the retina and vitreous, including macular degeneration, diabetic retinopathy, retinal vascular occlusions, retinal detachments, uveitis and inflammatory eye disease.

Grene Vision Group has established a long and true tradition of professional excellence, defined by training, experience, state-of-the-art technology and world-class care. Our goal is to enhance the quality of our patients lives by helping them achieve the best vision possible.