Karen Frances B. Mason, MD, FPCP, DPSE Gastroenterology Clinic Schedule: By Appointment See also different: Allan D. Corpuz, MD, FPCP, DPRAChester O. Directo, MD, DPCPDave Anthony Padilla, MD, FPCP, FPCCFelixberto R. Fangonil, MD, FPCPThelma Doris D. Gurion, MD<< return to doctors