Dr. Michael Fang Yen specializes in ophthalmology in Union City area. Dr. Michael Fang Yen, MD has a medical practice at 3553 Whipple Road, Union City CA, and has over 20 years of experience in the field of medicine. He graduated from University Of Minnesota, Duluth School Of Medicine with his medical degree in 1997. Dr. Fang Yen is accepting new patients at his medical office and practice location in Union City, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.