Dr. William I Han specializes in obstetrics/gynecology in Fountain Valley area. Dr. William I Han has a medical practice at 11160 Warner Avenue, Fountain Valley CA, and has over 42 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 1975. Dr. Han is accepting new patients at his medical office and practice location in Fountain Valley, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.