Dr. William Lumba Quismorio specializes in pediatric medicine in Antioch area. Dr. William Lumba Quismorio, MD has a medical practice at 3707 Sunset Lane, Antioch CA, and has over 39 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 1978. Dr. Quismorio is accepting new patients at his medical office and practice location in Antioch, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.