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Dr Leonard Tan

Dr Tan Toh Hui Leonard



Changi General Hospital

Specialty: Otorhinolaryngology- Head & Neck Surgery

Sub-specialties: Head & Neck Surgery

Clinical Appointments

  • Consultant Otorhinolaryngology- Head & Neck Surgery Changi General HospitalChangi General Hospital


​Dr Leonard Tan is a Consultant with the Department of Otorhinolaryngology, Head and Neck Surgery at Changi General Hospital. He received his medical degree from Yong Loo Lin School of Medicine, National University of Singapore in 2010.

He completed his membership examination under the Royal College of Surgeons of Edinburgh in 2012. He also obtained the Master of Medicine (Otorhinolaryngology) from the National University of Singapore in 2015. He completed his specialist training under the SingHealth Residency Program in 2019.

His sub-speciality interest is in Head and Neck Surgery where he manages benign and malignant head and neck lesions. His also treats general adult ENT conditions.


  • FAMS (Otorhinolaryngology) 2019
  • MMED (Otorhinolaryngology) 2015
  • MRCS (Edinburgh) 2012
  • MBBS National University of Singapore 2010

Professional Appointments and Committee Memberships

  • ​Member, Royal College of Surgeons of Edinburgh 2012 – Present


  • ​Residency in SingHealth Excel Awards – Outstanding Resident Award 2015

Research Interests

  • Head and Neck Cancers
  • Head and Neck Surgery


  • Adenoid cystic carcinoma in the pterygopalatine fossa: A case report and review of literature. Leong ZH, Tan L, Huang XY, Lee TS. Poster Presentation – 6th Asian Society of Head & Neck Oncology Conference, Seoul, Korea, March 27 – 30, 2019
  • Effects of tonsillectomy on sleep study parameters in adult patients with obstructive sleep apnoea – a prospective study. Tan LT, Tan AK, Hsu PP, Loh IC, Yuen HW, Chan YH, Lu PK. Sleep Breath. 2014 May;18(2):265-8
  • Mastoid reduction in combination with corner-tag meatoplasty: refining mastoidectomy and canaloplasty outcomes. Zhang E, Tan L, Soon SR, Yuen HW. Scientific Program Presentation at American Academy of Otolaryngology – Head and Neck Surgery Foundation (AAO-HNSF) Annual Meeting 2014, Orlando, USA, September 21-24, 2014

Research Trials