- Director, Nation Skin Center, Singapore
- Clinical Associate Professor, Yong Loo Lin School of Medicine, National University of Singapore.
- Adjunct Associate Professor, Duke-NUS Graduate Medical School, Singapore.
- Adjunct Associate Professor, Lee Kong Chian School of Medicine, Nanyang Technological University/Imperial College, London.
- Chairman of the national Residency Advisory Committee for Dermatology.
- Post-graduate training specialized in dermatopathology from the UK.