Dr. William T To specializes in internal medicine in Los Angeles area. Dr. William T To has a medical practice at 4733 Sunset Boulevard, Los Angeles CA, and has over 52 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 1965. Dr. To is accepting new patients at his medical office and practice location in Los Angeles, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.