| Name | College | Chapter | Registered Specialty | |
|---|---|---|---|---|
| Sung Wing Huen | College of Surgeons | Chapter of General Surgeons | General Surgery | |
| Sung Jao Yiu Joseph | College of Physicians | Chapter of Gastroenterologists | Gastroenterology | |
| Sung Min | College of Psychiatrists | Section of Child & Adolescent Psychiatrists | Psychiatry | |
| Sung Wing Choon | College of Surgeons | Chapter of General Surgeons | General Surgery | |
| Sibi Sunny | College of Physicians | Chapter of Neurologists | Neurology | |
| Suresh S/O Anandan Sahadevan | College of Physicians | Chapter of Geriatricians | Geriatric Medicine, Internal Medicine | |
| Sushila Sivasubramaniam | ||||
| Sutedja Dede Selamat | College of Physicians | Chapter of Gastroenterologists | Gastroenterology | |
| Andrew Sutherland | ||||
| Swah Teck Sin | Chapter of Family Medicine Physicians | Family Medicine | ||
| Kenny Ching Pan Sze | College of Physicians | Chapter of Gastroenterologists | Gastroenterology | |
| Ta Sioe Tjin Rachmat Rafael | College of Paediatrics and Child Health | Paediatric Medicine | ||
| Taha Aza Abdulmawjood | College of Physicians | Chapter of Respiratory Physicians, Chapter of Intensivists | Respiratory Medicine | |
| Tai E Shyong | College of Physicians | Chapter of Endocrinologists | Endocrinology | |
| Tai Wai Meng David | College of Physicians | Chapter of Medical Oncologists | Medical Oncology | |
| Tam Howen | College of Emergency Physicians | Emergency Medicine | ||
| Tambyah Paul Anantharajah | College of Physicians | Chapter of Infectious Disease Physicians | Infectious Diseases | |
| Tan Bock Yam, Frederick | College of Physicians | Chapter of Endocrinologists | Endocrinology | |
| Tan Kuanyang | College of Paediatrics and Child Health | Paediatric Medicine | ||
| Tan Yi-Lyn, Jessica | College of Physicians | Chapter of Gastroenterologists | Gastroenterology, Internal Medicine | |
| Tan Wei Hsia Audrey | College of Physicians | Chapter of Dermatologists | Dermatology | |
| Tan Swee Lin, Allyson | College of Paediatrics and Child Health | Paediatric Medicine | ||
| Tan Ban Cheng | College of Radiologists | Chapter of Radiation Oncologists | Radiation Oncology | |
| Tan Pauline Enid | College of Obstetricians and Gynaecologists | Obstetrics & Gynaecology | ||
| Tan Peter Arthur | College of Ophthalmologists | Ophthalmology |