Dr. Ralph E. Retherford graduated from the University of California, San Francisco School of Medicine in 1970. He works in Sonora, CA and specializes in Family Medicine and Addiction Medicine. Dr. Retherford is affiliated with Sonora Regional Medical Center. He speaks English and Spanish.
Years in Practice: 44 Years
Languages Spoken: English, Spanish
Medical School: University of California, San Francisco School of Medicine
Graduation Date: 1970
Hospital Affiliations: Sonora Regional Medical Center
Specialties: Family Medicine, Addiction Medicine