Glenn Ernest Fonbuena, MD, FPCP, FPSG, FPSDE Gastroenterology, Internal Medicine Clinic Schedule: By Appointment See also different: Carina V. Chavente, MD, FPCPChester O. Directo, MD, DPCPKaren Frances B. Mason, MD, FPCP, DPSELeah P. Sanglay, MD, FPCP, FPCCLorivi La Nayce B. Mayo, MD, FPCP<< return to doctors