Dr. Ralph A. Defronzo graduated from the Harvard Medical School in 1969. He works in San Antonio, TX and specializes in Endocrinology, Diabetes & Metabolism and Diabetology. Dr. Defronzo is affiliated with University Hospital. He speaks English and Spanish.
Years in Practice: 46 Years
Languages Spoken: English, Spanish
Medical School: Harvard Medical School
Graduation Date: 1969
Hospital Affiliations: University Hospital
Specialties: Endocrinology, Diabetes & Metabolism, Diabetology