Glenn Ernest Fonbuena, MD, FPCP, FPSG, FPSDE Gastroenterology, Internal Medicine Clinic Schedule: By Appointment See also different: Ruchelle Marie R. Turqueza, MD, FPCP, DPSN Felixberto R. Fangonil, MD, FPCP Joseph D. Cabantog, MD, DPBR, FPSVIR Karen Frances B. Mason, MD, FPCP, DPSE Reynald L. Estandian, MD, FPCP, MSCN << return to doctors