Dr. Hai D Nguyen specializes in internal medicine in Santa Ana area. Dr. Hai D Nguyen has a medical practice at 2907 Sawgrass Drive, Santa Ana CA, and has over 20 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 1997. He is affiliated with numerous hospitals, including Temecula Valley Hospital (CA) and more. Dr. Nguyen is accepting new patients at his medical office and practice location in Santa Ana, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.