| Dr. Sandra Cheng is a California state licensed medical doctor, specializing in Optometry. Graduated Magna Cum Laude from UC Berkeley School of Optometry, Dr. Cheng's clinical interests include macular degeneration, glaucoma, and other eye diseases. Dr. Cheng currently is working at Peninsula Eye Physicians, located in 101 South San Mateo Dr #301 San Mateo CA 94401 | |||