A board-certified family medicine physician, Dr. Rosa has provided excellent medical service for over 35 years. Dr. Rosa trained at St. Louis University Medical School. After graduating, he finished his family medicine residency at Sonoma County's Community Hospital. Since 1976, Dr. Rosa has been practicing family medicine throughout West Sonoma County; he founded Occidental Area Health Center and has remained in Sonoma County ever since. Dr. Rosa's philosophy is to listen to his patients, and to integrate personal, family, and community perspectives on medical care.