Dr. Theingi Oo specializes in internal medicine in Rancho Cucamonga area. Dr. Theingi Oo has a medical practice at 8263 Grove Avenue, Suite 201, Rancho Cucamonga CA, and has over 18 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 1999. Dr. Oo is accepting new patients at his medical office and practice location in Rancho Cucamonga, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.