Dr. Na is a licensed Optometry in CA. Medical degree obtained from Nova Southeastern University Optometry. Currently practices at 20/20 Optometry (20/20 Optometry), located at 3191-C Crow Canyon Pl, San Ramon, CA 94583. Dr. Na specializes in ocular disease, routine and specialty contact lenses exams, vision therapy, refractive surgery co-management, and pediatrics. He has extensive experience treating conjunctivitis, bacterial infections,. In addition to English, Dr. Na speaks Mandarin.