Dr. Oswaldo T. Herrera is a Cardiologist in San Lorenzo, Makati Dr. Oswaldo T. Herrera practices at Makati Medical Center - CPM 1/F Room No. 5 in San Lorenzo, Makati. He completed Doctor of Medicine from Far Eastern University - NRMF. He is a member of Philippine College of Physicians. Some of the services provided by the doctor are: Cardioversion,Carotid Angioplasty And Stenting,Coronary Angioplasty / Bypass Surgery,Heart Conditions and Mitral/Heart Valve Replacement etc.