Dr. Gregory S Johnson specializes in physical therapy in Davis area. Dr. Gregory S Johnson has a medical practice at 1 Shields Avenue, Cowell Student Health Center, Davis CA, and has over 28 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 1989. Dr. Johnson is accepting new patients at his medical office and practice location in Davis, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.