STEPHEN DINSMORE, M.D., F.A.C.S. After graduating from Georgetown University School of Medicine in Washington, DC, Dr. Dinsmore completed his internship and residency in ophthalmology at the University of Southern California. Dr. Dinsmore specializes in advanced surgical procedures for cataracts, including multifocal, accommodating, Toric, and monofocal intraocular lenses.