Profile
Clin Assoc Prof Tan Thean Yen is the Chairman, Division of Ambulatory Care and Senior Consultant with the Department of Laboratory Medicine at Changi General Hospital (CGH). Dr Tan obtained his primary medical degree at the Royal College of Surgeons in Ireland and subsequently received his post-graduate training in medical microbiology from the University Hospital Wales, Cardiff. Following his membership of the Royal College of Pathologists (Microbiology), he continued his medical service at CGH.
As a clinical microbiologist, Dr Tan’s professional interests are in antimicrobial resistance and surveillance, antibiotic stewardship, and the development of relevant clinical diagnostics. He is also passionate about medical education, serving as teaching faculty with the Duke-NUS Graduate Medical School.
Education
- Royal College of Surgeons in Ireland, 1993
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Professional Appointments and Committee Memberships
- Member, Antibiotic Stewardship Program Committee, 2024 – Present
- Advisor, Infection Prevention and Control, Changi General Hospital, 2023 – Present
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Awards
- 20-Year Long Service Award, SingHealth Doctors and Dentists Long Service Award, 2025
- The Commendation Medal, National Awards (COVID-19), 2023
- Merit Award, Singapore Health Quality Service Awards, 2022
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Research Interests
- Rapid diagnostics
- Antimicrobial susceptibility testing
- Infection Control
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Publications
- Tan TY, Li J, Eng LC, Leong YY, An R, Bakar FA, Thevasagayam NM, Loy DS, Sridatta PR, Chua JJ, Marimuthu K. Persistence of plasmid-borne carbapenemase genes in environmental Gram-negative bacilli plays a role in hospital acquisition of carbapenemase-producing organisms. Journal of Hospital Infection. 2024 Dec 1;154:129-31.
- Tan TY, Lim TP, Lee WH, Sasikala S, Hsu LY, Kwa AL. In vitro antibiotic synergy in extensively drug-resistant Acinetobacter baumannii: the effect of testing by time-kill, checkerboard, and Etest methods. Antimicrobial agents and chemotherapy. 2011 Jan;55(1):436-8.
- Tan TY, Ng LS, He J, Koh TH, Hsu LY. Evaluation of screening methods to detect plasmid-mediated AmpC in Escherichia coli, Klebsiella pneumoniae, and Proteus mirabilis. Antimicrobial agents and chemotherapy. 2009 Jan;53(1):146-9.
- Tan TY, Ng SY, He J. Microbiological characteristics, presumptive identification, and antibiotic susceptibilities of Staphylococcus lugdunensis. Journal of Clinical Microbiology. 2008 Jul;46(7):2393-5.
- Tan TY, Ng SY. Comparison of Etest, Vitek and agar dilution for susceptibility testing of colistin. Clinical microbiology and infection. 2007 May 1;13(5):541-4.
- Tan TY, Corden S, Barnes R, Cookson B. Rapid identification of methicillin-resistant Staphylococcus aureus from positive blood cultures by real-time fluorescence PCR. Journal of Clinical Microbiology. 2001 Dec 1;39(12):4529-31.
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