He is rated highly by his patients. His hospital/clinic affiliations include Sutter Medical Network and Sutter North Medical Group (SNMG). Anthem, Blue Cross/Blue Shield, and Medi-Cal are among the insurance carriers that Dr. Tortosa accepts. Dr. Tortosa is open to new patients. His education and training includes medical school at the University of Southern California (USC), Keck School of Medicine and residency at a hospital affiliated with the University of California, San Francisco (UCSF).