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Dr Desmond Teo Boon Seng

Photo of Dr Desmond Teo Boon Seng


  • Senior Consultant, Division of Advanced Internal Medicine, Department of Medicine, Alexandra Hospital
  • Senior Consultant, Division of Advanced Internal Medicine, Department of Medicine, National University Hospital
  • Assistant Professor, Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore


MBBS (Singapore), MRCP (UK), MMed (Internal Medicine) (Singapore), GDFM (Singapore), GDPM (Singapore)


Internal Medicine

Clinical Disciplines/Programmes:

Advanced Internal Medicine, Medicine

Special Interests:

General Medicine, Integrated, inter-disciplinary and high value care, Medical education


Dr Desmond Teo graduated from the Yong Loo Lin School of Medicine at the National University of Singapore (NUS) and completed his residency training in Advanced Internal Medicine at the National University Health System (NUHS). His areas of clinical and research interests include integrated, inter-disciplinary and high value care, medical education and quality improvement.

Dr Teo is a highly committed medical educator and has received multiple teaching awards for his active involvement in undergraduate and postgraduate medical education. He is currently serving as the Programme Director and Associate Programme Director of the NUHS Advanced Internal Medicine Senior Residency and Internal Medicine Residency Programmes respectively.


  • 2021 - Special Recognition Award, NUS
  • 2020 - Teaching Excellence Award, NUHS
  • 2019 - Inter-Professional Teaching Award, NUHS
  • 2018 - Award of Merit, Free Paper Presentation "Enhancing Interprofessional Collaboration Through Education at Singapore's First Integrated Hospital", Frontiers in Medical and Health Sciences Education 2018, Hong Kong
  • 2018 - ExCEL Innovation Project "Improving Referral Process from NUH to Intermediate and Long-Term Care", Public Sector Transformation Awards 2018

Journals & Publications

Book chapter

  1. Teo DB, Teng GG.. Chapter 15 - Diabetes mellitus and gout. Diabetes Mellitus - Impact on Bones, Dental and Musculoskeletal Health. 2020. Editor: MengHee Tan, Academic Press, Elsevier. ISBN 9780128206058.
  1. Chua JW, Ng IKS, Chen Z, Teo DB. Joining the frontline against the COVID-19 pandemic: perspectives and readiness of graduating medical students. Singapore Med J. 2021 Oct 24. doi: 10.11622/smedj.2021155. Epub ahead of print.
  2. Tho ZLB, Sharon CJ, Teo DB. Less is More: Pseudohyponatremia in Multiple Myeloma. Am J Med. 2021 Oct 14:S0002-9343(21)00649-5. doi: 10.1016/j.amjmed.2021.09.017. Epub ahead of print.
  3. Chen MJ, Ang HD, Phang KF, Teo DB. Needle in the Haystack: Autoimmune Hemolytic Anemia in a Male with Systemic Lupus Erythematosus. Am J Med. 2021 Dec;134(12):e579-e581. doi: 10.1016/j.amjmed.2021.06.036.
  4. Chen X, Cai HY, Ong SS, Kiew JJ, Teo DB. Calm Before the Storm: Marine-Lenhart Syndrome After Hashimoto Thyroiditis. Am J Med. 2021 Nov;134(11):e557-e558. doi: 10.1016/j.amjmed.2021.05.030.
  5. Teo DB. A "productive failure" medical educator's perspective on tips for medical students' interruption in academic progress. Med Teach. 2021 Jul 1:1. doi: 10.1080/0142159X.2021.1945565.
  6. Lim TS, Sim TL, Low EL, Sek KS, Teo DB. Back to Basics: Parathyroid Adenoma Disguising as 'CRAB'. Am J Med. 2021 May;134(5):e323-e324. doi: 10.1016/j.amjmed.2020.10.030.
  7. Tan KI, Foo J, Ang BW, Chua JW, Teo DB. Perspectives of medical students on local medical education during COVID-19. Singapore Med J. 2020 Jul 16. doi: 10.11622/smedj.2020105. Epub ahead of print.
  8. Teo DB, Wong HC, Yeo AW, Lai YW, Choo EL, Merchant RA. Characteristics of Fall-Related Traumatic Brain Injury in Older Adults. Intern Med J. 2018 Sep;48(9):1048-1055. doi: 10.1111/imj.13794.
  9. Teo DB. Live and Let Live. Acad Med. 2017 Jun;92(6):771. doi: 10.1097/ACM.0000000000001691.

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National University Health System
  • National University Hospital
  • Ng Teng Fong General Hospital
  • Alexandra Hospital
  • Jurong Community Hospital
  • National University Polyclinics
  • Jurong Medical Centre
  • National University Cancer Institute, Singapore
  • National University Heart Centre, Singapore
  • National University Centre for Oral Health, Singapore
  • NUHS Diagnostics
  • NUHS Pharmacy
  • Yong Loo Lin School of Medicine
  • Faculty of Dentistry
  • Saw Swee Hock School of Public Health
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