Dr. Agnes G Horvath specializes in pediatric medicine in Fontana area. Dr. Agnes G Horvath has a medical practice at 9961 Sierra Avenue, Fontana CA, and has over 45 years of experience in the field of medicine. She graduated from her medical school with her medical degree in 1972. Dr. Horvath is accepting new patients at her medical office and practice location in Fontana, California. She is available for appointments, preventative care, medical care as well as ongoing patient care.