Diplomate - American Board of Surgery
Diplomate-Philippine Board of Surgery & Philippine Association of Thoracic & Cardiovascular Surgery
Fellow - American College of Surgeons and Cardiology
President - Asian Vascular Society, Philippine Heart Assoc. 1975-76, Phil. College of Cardiology
Chairman, Organizing Committee, 17th Biennial Congress of ATCSA, 2005
Director- Philippine Heart Center for Asia 1974-1986 Chairman University of Santo Tomas Dept. of
General Surgery Residency Training-City Hospital Center, Elmhurst, New York City (4 yrs.)
Fellowship Training - CTsurgery St. Michael's Hospital, Newark, New Jersey , St. Barnabas & St. Ant
Special Course in Cardiovascular Surgery, Walter Reed Army Medical Canter, Washington, D.C.
Visiting International Surgeon, Cleveland Clinic, Ohio, 1978
Past Chairman- Department of Thoracic and Cardiovascular Surgery Philippine Heart Center
Past Chairman Department of Thoracic and Cardiovascular Surgery University of Santo Tomas Hospital
Head- Open Heart Surgery Team Heart Foundation of the Philippines
Head "Save a Life Save a Heart Project" Rotary Club of Manila