Glenn Ernest Fonbuena, MD, FPCP, FPSG, FPSDE Gastroenterology, Internal Medicine Clinic Schedule: By Appointment See also different: Allan D. Corpuz, MD, FPCP, DPRACarina V. Chavente, MD, FPCPCharisse Xena C. Pastorfide, MD, DPCPKaren Frances B. Mason, MD, FPCP, DPSERuchelle Marie R. Turqueza, MD, FPCP, DPSN<< return to doctors