• Chairman of Medicine, Chong Hua Hospital, J. LLorente St., Cebu City, Philippines
• Professor of Medicine, Cebu Doctors University College of Medicine
• Past President, Philippine Society of Sleep Medicine
• Founding Chairman, Philippine Board of Sleep Medicine
• Fellowship in Pulmonary, Critical Care Medicine and, Sleep Medicine, Cleveland Clinic Foundation
• Chief Medical Resident and Internal Medicine Residency, Univ. of Connecticut
• Doctor of Medicine, Univ. of the Philippines (UP) College of Medicine