NeuroSpine and Pain Center Singapore
| 1986-1990 | Dept of Neurosurgery, Cleveland Clinic , USA Resident and Chief Resident |
| 1991-1997 | Senior Consultant Neurosurgeon and Head of Department, Neurosurgery, Singapore General Hospita |
| Current | Senior Consultant Neurosurgeon and Medical Director NeuroSpine and Pain Center Singapore |