Glenn Ernest Fonbuena, MD, FPCP, FPSG, FPSDE Gastroenterology, Internal Medicine Clinic Schedule: By Appointment See also different: Genoveva Sibayan, MD, FPCP Rhoderick Fusilero, MD, DPCP Reynald L. Estandian, MD, FPCP, MSCN Vicky Ann S. Bautista, MD Edward Vincent G. Gaerlan, MD << return to doctors