Former Chairman, Department of Ophthalmology and USTH Eye Institute
Chief, Lacrimal, Orbital and Oculofacial Plastic Surgery Section UST Hospital Eye Institute University of Santo Tomas Hospital, University of Santo Tomas España, Sampaloc, Manila, Philippines .
Former President of the Philippines Society of Ophthalmic Plastic and Reconstructive Surgery,
Founding President, Asia-Pacific Society of Ophthalmic Plastic and Reconstructive Surgery.
Member of the Executive Council Committee for the World Society of Ophthalmic
Plastic Reconstructive & Aesthetic Surgery (WSOPRS).
International Fellow, American Society of Ophthalmic Plastic and Reconstructive Surgery.
To date, he has given three hundred eighty-two (382) lectures worldwide, both local and international .
He is a Scientific Reviewer of various internationally peer-reviewed journals.