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Adj Asst Prof Oh Han Boon

  • Consultant, Division of Breast & Endocrine Surgery, Department of General Surgery, Ng Teng Fong General Hospital
  • Consultant, Division of Breast & Endocrine Surgery, Department of General Surgery, Jurong Medical Centre
  • Consultant, Division of Surgical Oncology, National University Cancer Institute, Singapore
  • Consultant, Division of General Surgery (Endocrine & Thyroid Surgery), Department of Surgery, National University Hospital
  • ​Associate Chairman, Medical Board (Informatics) 
MBBS (S'pore), MRCS (Edin), MMed (Surgery), FRCS (Gen Surg) (Edin)
Surgery, Surgical Oncology
Acute Care Surgery, Breast Surgery, Endocrine & Thyroid Surgery, General Surgery, Minimally Invasive Surgery, Surgical Oncology (Breast Surgery)
Special Interests:
Minimally invasive thyroid, parathyroid and adrenal surgery, Paediatric and adolescent thyroid conditions, Breast cancer, Breast sarcoma, Phyllodes tumours, Endocrine Genetics and inherited multiple endocrine neoplasia syndromes, Thyroid cancer


Dr Oh Han Boon graduated from the Yong Loo Lin School of Medicine, National University of Singapore in 2009 and joined the National University Health System in 2010. He was accepted into the inaugural NUHS General Surgery Residency Program in 2010 and graduated from the program as the Chief Resident. He subsequently obtained his General Surgery accreditation from the Specialists Accreditation Board, Ministry of Health Singapore after obtaining his Fellowship from the Royal College of Surgeons of Edinburgh in General Surgery. Dr Oh joined the Department of General Surgery in 2018 as a Breast & Endocrine Surgeon and performs the full range of breast & endocrine surgical procedures including thyroid, parathyroid, adrenal and breast cancer surgeries. He was awarded the Health Manpower Development Plan (HMDP) award in 2020 and subsequently completed a year-long fellowship at the prestigious University College London Hospitals (UCLH) under the NHS Foundation Trust in London, United Kingdom, gaining exposure in both adult and paediatric endocrine surgery, as well as breast surgery. He also performs minimally invasive procedures with interests in endoscopy, hernia and gallbladder surgery and contributes to the Acute Care Surgery roster.
Dr Oh currently serves as the Deputy Chief Medical Informatics Officer at NTFGH and is the NUHS Lead for the Ambulatory and Surgical modules for the Next-Generation Electronic Medical Record (NGEMR) in the country. He has special interests in Data Analytics, Surgical Informatics, Artificial Intelligence and Medical Technology.

Passionate in both undergraduate and postgraduate Medical Education, Dr Oh holds the positions of Adjunct Assistant Professor at the Yong Loo Lin School of Medicine, NUS, Senior Lecturer at the Lee Kong Chian School of Medicine, NTU, and is a Member of the JurongHealth Simulation & Clinical Education Centre Surgical Skills Subcommittee at NTFGH. He is concurrently the undergraduate lead in Surgery and was awarded the NUHS Teaching Excellence Award in 2019. A Physician Faculty for the postgraduate surgical residency programs, Dr Oh is also an active Advanced Trauma Life Support Instructor.

Dr Oh's research interests are in surgery, medical informatics and medical education. He has published more than 20 articles in peer-reviewed journals and in book chapters. He has presented at numerous local and overseas conferences. 



  • 2021 - NUS Medicine Dean's Award for Teaching Excellence
  • 2021 - 17th Service Quality Awards, NTFGH – Silver Ambassador
  • 2020 -  NUHS HEROES Education Award
  • 2020 - MOH Human Manpower Development Plan Award 
  • 2019 - NUHS Teaching Excellence (Medical) Award
  • 2018 - NUS Teaching Enhancement Grant AY2018/2019 (TEG)

Journals & Publications

  1. Liu J, Peh JH, Tan THL, Yeoh YS, Chew YJ, Nur KMR, Khng AJ, Oh HB, Chin CH, Kwek SC, Zhang ZP, Ong DLS, Quek ST, Tan CC, Wee HL, Li JM, Iau PTC, Hartman M. BREAst screening Tailored for Her (BREATHE) – A study protocol on personalised risk-based breast cancer screening programme. PLoS One. 2022 Mar 31.
  2. Lau JWL, Cheah WK, Oh HB. Telemedicine in Endocrine Surgery in Singapore. ANZ J Surg. 2021 Nov.
  3. Chia CLK, Oh HB, Kabir T, Tan YP, Nita T, Pang NQ, Chan KS, Koh YX. Impact of COVID-19 Pandemic on Management of Acute Cholecystitis in Singapore. Ann Acad Med Singapore. 2020 Oct.
  4. Lau JWL, Chong DJM, Leong EKF, Oh HB. An unusual cause of rectal pain. ANZ J Surg. 2019 Dec 8.
  5. Chue KM, Kim GW, Oh HB, Shabbir A, So JBY. Follow-up after curative resection for gastric cancer: A survey of surgeons across the Asia-Pacific. Asian J Surg. 2019 Oct 30.
  6. Lui SA, Oh HB, Tan KB, Parameswaran R. Clinical Challenges in Nonfunctional Pheochromocytomas. World J Endoc Surg. 2019; 11(3):86-90.
  7. Feng TT, Oh HB, Pang YH, Tan CC. A rare case of nodular mucinosis of the breast away from the nipple-areolar complex. Breast J. 2019 Jul 8.
  8. Prakash PS, Oh HB, Tan WB, Parameswaran R, Ngiam KY. The Efficacy and Safety of High-Intensity Focused Ultrasound (HIFU) Therapy for Benign Thyroid Nodules – a single center experience from Singapore. World J Surg. 2019 Mar 12.
  9. Chen R, Oh HB, Parameswaran R, Gorelik A, Miller JA. Practice Patterns in Parathyroid Surgery: A survey of Asia-Pacific Parathyroid Surgeons. World J Surg. 2019 Apr 2.
  10. Tai CH, Oh HB, Seet JE, Ngiam KY. Pseudogout – a rare manifestation of hungry bone syndrome after focused parathyroidectomy. Ann R Coll Surg Engl. 2018 Apr 1:e1-e3.

Professional Memberships

  • Fellow, The Royal College of Surgeons of Edinburgh
  • Fellow, Academy of Medicine Singapore
  • Specialist, Specialists Accreditation Board, Ministry of Health, Singapore
  • Associate Fellow, American College of Surgeons
  • Member, Endocrine & Metabolic Society of Singapore
  • Member, Asia-Pacific Society of Thyroid Surgery
  • Member, Faculty of Clinical Informatics. United Kingdom