Catherine C. Guerrero, MD Internal Medicine Clinic Schedule: By Appointment See also different: Thelma Doris D. Gurion, MD Rosella Dizon, MD Melvin R. Hacutina, MD, FPCP, DPSE Karen Frances B. Mason, MD, FPCP, DPSE Nathaniel Y. Cortez, MD, FPCP, FPCC << return to doctors