| Rank | Name |
| Chairman | Dr Aung Myint Oo |
| Vice-Chairman | Dr Dennis Koh |
| Honorary Secretary | Dr Vishalkumar G. Shelat |
| Members | Dr Joseph Lo Zhiwen |
| Dr Lee Ser Yee | |
| Dr Tan Wah Siew | |
| Dr Chan Ching Wan | |
| Co-opted Members | Dr June Lee |
| Dr Seow Choon Sheong | |
| Dr Sunder Balasubramaniam | |
| Dr Tan Ek Khoon |
| Rank | Name |
| Chairman | Dr Aung Myint Oo |
| Vice-Chairman | Dr Dennis Koh |
| Honorary Secretary | Dr Vishalkumar G. Shelat |
| Members | Dr Joseph Lo Zhiwen |
| Dr Lee Ser Yee | |
| Dr Tan Wah Siew | |
| Dr Chan Ching Wan | |
| Co-opted Members | Dr June Lee |
| Dr Ng Kheng Hong | |
| Dr Seow Choon Sheong | |
| Dr Tan Ek Khoon |
| Rank | Name |
| Chairman | Dr Bernard Lim Yon Kuei |
| Vice-Chairman | Dr Cheng Shin Chuen |
| Honorary Secretary | Dr Lee Ser Yee |
| Members | Dr Alfred Kow Wei Chieh |
| Dr Ng Kheng Hong | |
| Dr Seow Choon Sheong |
| Rank | Name |
| Chairman | Dr Bernard Lim Yon Kuei |
| Vice-Chairman | Dr Ho Choon Kiat |
| Honorary Secretary | Dr Wong Te Ching, Mark |
| Members | Dr Jaideepraj Rao |
| Dr Lim Jit Fong | |
| Co-opted Members | Dr Jimmy So Bok Yan |
| Dr Shelat Vishalkumar | |
| Dr Alfred Kow Wei Chieh | |
| Dr Andrew Wong Siang Yih | |
| Dr Lee Ser Yee | |
| Dr Seow Choon Sheong |
| Rank | Name |
| Chairman | Dr Wong Soong Kuan |
| Vice-Chairman | Dr Ranjiv Sivanandan |
| Honorary Secretary | Dr Ho Choon Kiat |
| Members | Dr Jaideepraj Rao |
| Dr Lim Jit Fong | |
| Dr Tan Kok Yang | |
| Dr Bernard Lim Yon Kuei |
| Rank | Name |
| Chairman | Dr Wong Soong Kuan |
| Vice-Chairman | Dr Ranjiv Sivanandan |
| Honorary Secretary | Dr Ho Choon Kiat |
| Members | Dr Swaminathan Ikshuvanam |
| Dr Stephen Chang | |
| Co-Opted Members | Dr Tan Kok Yang |
| Dr Shankar Pasupathy | |
| Dr Seow Choon Sheong | |
| Dr Jaideepraj Rao |
| Rank | Name |
| Chairman | Dr Swaminathan Ikshuvanam |
| Vice-Chairman | Dr Cheah Wei Keat |
| Honorary Secretary | Dr Chia Kok Hoong |
| Members | Dr Chan Hsiang Sui |
| Dr Chow Kah Hoe, Pierce | |
| Dr So Bok Yan, Jimmy | |
| Co-Opted Members | Dr Vijayan Appasamy |
| Dr Foo Chek Siang | |
| Dr Tan Kok Yang |
| Rank | Name |
| Chairman | Dr Swaminathan Ikshuvanam |
| Vice-Chairman | Dr Cheah Wei Keat |
| Honorary Secretary | Dr Chia Kok Hoong |
| Members | Dr Chan Hsiang Sui |
| Dr Hoe Nan Yuh, Michael | |
| Dr Lim Teck Hock, Dennis | |
| Dr So Bok Yan, Jimmy | |
| Co-Opted Members | Dr Leong Peng Kheong, Adrian Francis |
| Dr Cheng Kui Sing, Anton | |
| Dr Chow Kah Hoe, Pierce |
| Rank | Name |
| Chairman | Dr Leong Peng Kheong, Adrian Francis |
| Vice-Chairman | Dr Swaminathan Ikshuvanam |
| Honorary Secretary | Dr Lim Teck Hock, Dennis |
| Members | Dr Cheah Wei Keat |
| Dr Kum Cheng Kiong | |
| Dr Chan Hsiang Sui |