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Adj Asst Prof Gan Wee Hoe

Adj Asst Prof Gan Wee Hoe

MBBS (S’pore), MPH, MRCP (UK), DAvMed (Lond), FRCP (Edin), FAMS

Head & Senior Consultant

Deputy CEO, SingHealth Community Hospitals

Singapore General Hospital

Specialty: Occupational and Environmental Medicine Unit, Occupational and Environmental Medicine

Sub-specialties: Occupational Medicine, Aviation Medicine

Clinical Appointments

  • Head & Senior Consultant Occupational and Environmental Medicine Singapore General HospitalSingapore General Hospital
  • Chief Medical Informatics Officer, SGH Clinical Informatics Hub Singapore General HospitalSingapore General Hospital
  • Deputy Group Chief Medical Informatics Officer (Acute Care) SingHealthSingHealth

Academic Appointments

  • Adjunct Assistant Professor, Saw Swee Hock School of Public Health, NUS
  • Adjunct Assistant Professor, Duke-NUS Medical School


Dr Gan Wee Hoe is dually accredited in Occupational Medicine and Aviation Medicine. He is Head of the Department of Occupational and Environmental Medicine at the Singapore General Hospital and Senior Consultant at Changi General Hospital's Changi Aviation Medicine Centre. He is also appointed as SGH's Chief Medical Informatics Officer (CMIO) and Deputy CEO, SingHealth Community Hospitals.

Dr Gan completed his Basic Specialty Training in Internal Medicine, followed by Advanced Specialty Training in Occupational Medicine. He received his Aviation Medicine training in the United Kingdom and belonged to the pioneer batch of Aviation Medicine specialists in Singapore after the specialty's formal accreditation by the Ministry of Health in 2014. He pursued the Master of Public Health programme at the National University of Singapore and graduated with distinction, winning the Tye Cho Yook Gold Medal, the Society of Occupational Medicine Gold Medal and the Richard Gillis Prize.

Dr Gan was with the Singapore Armed Forces for more than 17 years, with his last appointment being Chief Air Force Medical Officer and concurrently Assistant Chief of Medical Corps. During his tenure, he led the transformation of PACES 3, the SAF's electronic medical records which won an award at the Health IT Excellence Award 2017.

He is a member of the Residency Advisory Committee overseeing specialist training in Occupational Medicine and Public Health, and Core Faculty of the Preventive Medicine Residency Programme. He is also a member of the Aviation Medicine Subspecialty Training Committee with oversight of specialist training in Aviation Medicine in Singapore. He sits on several Ministry of Health specialist working groups and is on the Core Group formulating technical guidelines on occupational health for the International Labour Organisation. Between April and June 2020, he was seconded to the Ministry of Health, where he served as the MOH Policy representative on the Interagency Taskforce for the management of COVID-19 in foreign worker dormitories and the migrant worker population. 

Dr Gan is the immediate past President of the Society of Aviation Medicine Singapore, Council Member of the College of Public Health and Occupational Physicians (Academy of Medicine), and Member of the Civil Aviation Medical Board. He is also a member of the national Workplace Safety and Health Council and jointly appointed by the Ministries of Health and Manpower to the Subcommittee of the Tripartite Oversight Committee on Workplace Safety & Health.


  • ​FRCP: Edinburgh, 2014
  • FAMS (OM): Singapore, 2013
  • MPH: Singapore, 2011
  • MRCP: UK, 2006
  • DAvMed: UK, 2002
  • MBBS: Singapore, 1999

Professional Appointments and Committee Memberships

  • Member, Workplace Safety and Health Council, Singapore (2020 – Present)
  • Chief Medical Informatics Officer, SGH (2020 – Present)
  • Head, Department of Occupational and Environmental Medicine, SGH (2019 – Present)
  • Consultant, Changi Aviation Medicine Centre, CGH (2019 – Present)
  • Adjunct Assistant Professor, Duke-NUS Medical School (2019 – Present)
  • Member, Core Group on the Formulation of ILO Technical Guidelines on Occupational Exposures to Biological Hazards, International Labour Organisation (2019 – Present)
  • Member, Preventive Medicine Residency Advisory Committee (2018 – Present)
  • Core Faculty, Preventive Medicine Residency Programme (2018 – Present)
  • Adjunct Assistant Professor, Swee Swee Hock School of Public Health, NUS (2017 – Present)
  • Member, Civil Aviation Medical Board, Civil Aviation Authority of Singapore (2014 – Present)
  • Member, Aviation Medicine Subspecialty Specialist Training Committee (2014 – Present)


  • Singapore Health Quality Service Award 2020 (Silver)
  • Service With A Heart Award (SGH, 2018)
  • Champion for Health IT Excellence (National Health IT Excellence Awards 2017)
  • Ambroise Pare Award (Medical Corps International Forum 2015)
  • Public Administration Medal (Silver) (National Day Awards 2014)

Research Interests


  1. ​Xiang L, Low AHL, Leung YY, Fong W, Gan WH, Graves N, Thumboo J. Work disability in rheumatic diseases: Baseline results from an inception cohort. Int J Rheum Dis. 2020. [Online ahead of print]
  2. Wee LE, Sim XYJ, Conceicao EP, Aung MK, Goh JQ, Yeo DWT, Gan WH, Chua YY, Wijaya L, Tan TT, Tan BH, Ling ML, Venkatachalam I. Containment of COVID-19 cases among healthcare workers: The role of surveillance, early detection, and outbreak management. Infect Control Hosp Epidemiol. 2020. [Online ahead of print]
  3. Gan WH, Lim JW, Koh D. Preventing intra-hospital infection and transmission of COVID-19 in healthcare workers. Saf Health Work. 2020. [Online ahead of print]
  4. Aribou ZM, Wijaya L, Gan WH. To offer or not to offer: A conundrum on ascertaining whether post-exposure prophylaxis is indicated in occupational exposure of HIV. Health Sci Rep. 2020;3(2):e152.
  5. Chia GSZ, How MKB, Chlebicki MP, Ling ML, Tan BH, Gan WH. A retrospective review of tuberculosis exposure among healthcare workers in a tertiary hospital. Am J Infect Control. 2019;48(6):650-5.
  6. Chua QH, Tan K, Gan WH. You're the flight surgeon: Multiple sclerosis in a young Asian aircrew. Aerosp Med Hum Perform. 2019;90(4):419-22.
  7. Tan D, Kwan C, Tan BBC, Gan WH. Returning aircrew with chronic Hepatitis B back to flying while on nucleos(t)ide analogues. Aerosp Med Hum Perform. 2019;90(1):37-42.
  8. See B, Gan WH. Chapter on Aviation Medicine. Textbook of Occupational Medicine Practice, 4th Edition, 2017.
  9. Tay E, Gan WH. You’re the flight surgeon: Sudden foot drop in an aviator after centrifuge training. Aerosp Med Hum Perform. 2015 Feb;86(2):146-8.
  10. See B, Tan M, Chia SE, Gan WH, Low R, Nah G. Photorefractive keratectomy in young Asian aviators with low-moderate myopia. Aviat Space Environ Med. 2014 Jan;85(1):25-9.
  11. Gan WH, Low R, Koh D. Dermatological conditions in military conscripts. Occup Med (Lond). 2013 Sep;63(6):435-8
  12. Shah N, Thakkar B, Shen E, Loh M, Chong PY, Gan WH, Tu TM, Shen L, Soong R, Salto-Tellez M. Lymphocytic follicles and aggregates are a determinant of mucosal damage and duration of diarrhoea. Arch Pathol Lab Med. 2013 Jan;137(1):83-9.
  13. Gan WH, Low R, Singh J. Aviation Medicine: global historical perspectives and the development of Aviation Medicine alongside the growth of Singapore’s aviation landscape. Singapore Med J. 2011;52(5):324-9.
  14. Gan WH, Koh CH, Low R. Contact urticaria from an oxygen mask in a military pilot. Aviat Space Environ Med. 2010 Aug;81(8):785-8.
  15. Goh BK, Common JE, Gan WH, Kumarasinghe P. A case of dermatopathia pigmentosa reticularis with wiry scalp hair and digital fibromatosis resulting from a recurrent KRT14 mutation. Clin Exp Dermatol. 2009 Apr;34(30):340-3.
  16. Gan WH, Lam PM, Chong CH, Tan BC, Fong KL, Tan HY. Pneumomediastinum diagnosed by chest radiography after centrifuge training. Aviat Space Environ Med. 2008 Apr;79(4):424-8.
  17. Gan WH, Goh BK, Kumarasinghe P. A case report of dermatopathia pigmentosa reticularis. Pigment Cell Res. 2007;20(3):256.

Research Trials