Our Physicians

Joel M. Corwin, M.D. received his M.D. and ScB. degrees from Brown University. He completed an internship at Cedars-Sinai Medical Center, a residency in ophthalmology at Tufts-New England Medical Center, and a fellowship in retina-vitreous at Retina Associates, where he led a diabetic retinopathy vitrectomy study.

Dr. Vladislav P. Bekerman is a comprehensive ophthalmologist trained in diagnosing and managing all aspects of adolescent and adult eye care. Dr. Bekerman specializes in cataract surgery…

Dr. Roy Butera is a board-certified ophthalmologist specializing in comprehensive care, with a special interest in cataract surgery and intraocular lens implants. Dr. Butera practices in Thousand Oaks and provides a full spectrum of ophthalmic services…

Dr. de Castro-Abeger (de Castro for short) is a Board-Certified Ophthalmologist with the American Board of Ophthalmology. He sub-specializes in pediatric ophthalmology and adult strabismus…

John Davidson, MD specializes in tailoring your vision plan to accommodate your specific visual needs in order to provide you with optimal vision for life that maximizes your freedom from glasses and contact lenses.

Dr. John Fang earned his medical degree from Vanderbilt University, after receiving Bachelor of Science degrees in both Biomedical Engineering and Chemical Engineering from Johns Hopkins University…

Joshua Hedaya, M.D. received his M.D. from Chicago Medical School. He completed an internship in internal medicine at St. Luke’s-Roosevelt Hospital Center and Columbia University in New York City. From there, Dr. Hedaya was accepted into the prestigious New York Eye and Ear Infirmary where he finished a three-year residency in ophthalmology.

Dr. Devin Hymas is a board-certified ophthalmologist practicing at Lynn Eye Medical Group since 2001. At Lynn Eye, Dr. Hymas provides comprehensive ophthalmology services for adults and children over the age of eight…

Leon G. Partamian, M.D. is a Glaucoma subspecialist, with two separate Glaucoma Fellowships. He graduated Medical School at American University of Beirut, completed his Residency at the University of Chicago in 1981…

A native Southern Californian, Dr. Pang received her Medical Doctorate from Loma Linda University School of Medicine, where she was recognized for her contributions to medical education with the Merck Award for Leadership.

Dr. Roberto Roizenblatt received his medical degree from the University of Sao Paulo in Brazil. He went on to complete an internship in Internal Medicine at Jacobi Medical Center in New York…

Karyn Teel, M.D. is a medical and surgical retina specialist, treating such conditions as macular degeneration, diabetic retinopathy, retinal tears and detachments, macular hole and macular pucker…

William L. Trotter, M.D. is trained in general comprehensive ophthalmology with added expertise in cataract and refractive surgery. He is board-certified by the American Board of Ophthalmology, and is a Fellow of the American Academy of Ophthalmology…

Dr. Yee is a glaucoma specialist trained in the medical and surgical management of glaucoma. She also provides comprehensive ophthalmological services for adolescents and adults.