Dr Charmaine Sia obtained her medical degree from the Yong Loo Lin School of Medicine, National University of Singapore, in 2015. She completed her Internal Medicine junior residency at the Department of Medicine, National University Health System (NUHS), where she was conferred the Master of Medicine (Internal Medicine) and Membership of the Royal College of Physicians (United Kingdom) in 2017. She subsequently completed her senior residency at NUHS and achieved Specialist Accreditation in Nephrology in 2021. Dr Sia is a Fellow of the Academy of Medicine, Singapore.
During her residency training, Dr Sia served as Chief Resident from 2018 to 2020.
Clinically, Dr Sia manages a broad spectrum of kidney diseases, with particular interests in interventional nephrology and kidney supportive care.
In parallel with her clinical work, Dr Sia has a strong academic interest in medical education. She enrolled in the medical education track during her senior residency in 2018 and attained her Centre for Medical Education (CenMED) certification in 2025. She is currently an Adjunct Senior Lecturer at the National University of Singapore. She serves as the Undergraduate Deputy Education Director for Medicine in the NUS undergraduate Internal Medicine programme and as an Undergraduate Phase III Posting Director for the NUH Internal Medicine programme. Notably, she pioneered the integration of virtual simulation-based learning into postgraduate education across Postgraduate Year 1 and nephrology cohorts and has successfully embedded virtual simulations into Phase III undergraduate Internal Medicine education.
1. Khan UF, Sia CSM, Thamboo TP, Chua HR, Chan GC. (2025) Treatment of very high risk membranous nephropathy complicated by pulmonary embolism with glucocorticoids and rituximab Case report. Medicine 104(2):p e41241; doi: 10.1097/MD.0000000000041241
2. Ng APY,Ng NBH, Tan MY, Wong ETY, Lee SS, Abd Aziz N.B, Chua ITJY, Aw MM, Tan, MKX, Ho JY, Soh, RYH, Sim MY, Ngiam NJH, Wong VSY, Lin JBY, Sia CSM. (2024) Virtual simulation mobile application for teaching medical emergencies: Attitudes and behaviours of postgraduate year one doctors and faculty. SMJ. DOI 10.4103/singaporemedj.SMJ-2024-014
3. Sia CSM, Leong LCY, Wong ETY, Goh GH, Leo CCH (2021). Empagliflozin-induced severe osmotic nephrosis and acute renal injury in advanced chronic kidney disease. Ann Acad Med Singap. 50(30): 225-257; doi.org/10.47102/annals-acadmedsg.202056
4. Sia CSM, Cheong SHL, Ngoh CLY, Tan YH, Wong WK (2020) Critical Coronavirus Disease 2019 in a Hemodialysis Patient: A Proposed Clinical Management Strategy. Cas Rep Nephro Dial 10(2): 86-94; doi:10.1159/000509792
5. Sia CSM, Jen WY, Poon ML (2020). Acquired antibody (Ab)-medicated pure red cell aplasia (PRCA) following treatment with darbepoetin. Ann Acad Med Singap 49(1): 46-48; doi.org/10.1093/ndt/gfl727
6. Sia CSM, Hong WZ, Leo CH, Blood pressure Measurement Methodologies. Hypertension Journal (HTNJ) 4(2):72-77
