- Professor and Chairman, USTH Eye Institute, University of Santo Tomas Hospital, Manila, Philippines
- Chief, Lacrimal, Orbital and Oculofacial Plastic and Reconstructive Surgery
- Past President, Philippine Society of Ophthalmic Plastic and Reconstructive Surgery
- Founding President, Asia Pacific Society of Ophthalmic Plastic and Reconstructive Surgery
- Past President, International Society of Dacryology and Dry Eye
- Fellow, American Society of Ophthalmic Plastic and Reconstructive Surgery
- He is the recipient of numerous awards in research and invention in Ophthalmology.
- He has given 323 lectures to-date both locally and internationally and has published books and many research in an internationally peer-reviewed journals.
