Glenn Ernest Fonbuena, MD, FPCP, FPSG, FPSDE Gastroenterology, Internal Medicine Clinic Schedule: By Appointment See also different: Joseph Patrick N. Patricio MD, FPCP, DPRA Ruchelle Marie R. Turqueza, MD, FPCP, DPSN Nathaniel Y. Cortez, MD, FPCP, FPCC Virginia B. Mangati, MD, FPCP, DPSN Jubila Araceli B. De Guzman, MD, FPCP, FPSEDM << return to doctors