- Senior Consultant Dermatologist at the National Skin Centre (NSC), Singapore.
- Head, the Dermatopathology and Laboratories Division, at NSC
- Consultant-in-charge, Hair and Nail clinic, NSC.
- Course organizer, Dermatopathology National Training Program
- Dermatopathology Fellowship program, NSC (ICDP-UEMS accredited specialty training centre in 2015).
- Executive committee member, International Society of Dermatopathology and International Committee for Dermatopathology.
- ICDP-UEMS International Board Certification in Dermatopathology, 2006.
- Dermatopathology Fellowship, the Skin and Cancer Foundation, Australia.