Dr. John Christopher Moretto specializes in pathology in San Francisco area. Dr. John Christopher Moretto, MD has a medical practice at 3700 California Street, San Francisco CA, and has over 27 years of experience in the field of medicine. He graduated from Stanford University School Of Medicine with his medical degree in 1990. He is affiliated with numerous hospitals, including California Pacific Medical Ctr-pacific Campus Hosp (CA) and more. Dr. Moretto is accepting new patients at his medical office and practice location in San Francisco, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.