Dr Johan Quah Boon Leong

D-6-14, Level 6, Tower D


+603-7491 9191 (Ext. 15505)

Dr Johan Quah Boon Leong

Neurosurgery, Spine Surgery
English, Bahasa Malaysia
MBBS (Malaysia), MRCS (Ireland), FRCS Neurosurgery (England), CESR in Neurosurgery (United Kingdom), Fellowship in Pituitary and Endoscopic Anterior Skull Base Surgery

Clinic Schedule

Day Time
Monday 9:00am - 1:00pm | 2:00pm - 5:00pm
Tuesday 9:00am - 1:00pm | 2:00pm - 5:00pm
Wednesday 9:00am - 1:00pm | 2:00pm - 5:00pm
Thursday 9:00am - 1:00pm | 2:00pm - 5:00pm
Friday 9:00am - 1:00pm | 2:00pm - 5:00pm
Saturday 9:00am - 1:00pm

Clinical Focus

  • Pituitary and anterior skull base pathology (including functioning and non-functioning pituitary tumours, craniopharyngiomas, chordomas, skull base sarcomas, Cushing’s Disease, Acromegaly)
  • Brain tumours (especially skull base meningiomas)
  • Complex hydrocephalus (including idiopathic intracranial hypertension) 
  • Adult complex spine pathology (including spine tumours, degenerative spine disease, spine trauma)
  • Neurovascular disease

Procedure Focus

  • Endoscopic pituitary surgery
  • Endoscopic anterior skull base surgery
  • Skull base surgery
  • Complex spine surgery (including minimally invasive spine surgery)
  • Gamma knife radiosurgery
  • Complex hydrocephalus surgery
  • Neurotrauma and cranioplasty
  • Neurovascular surgery

Postgraduate Training

  • National University Hospital, Singapore 
  • Queen’s Hospital, Barking, Havering & Redbridge University Hospitals NHS Trust, London, United Kingdom 
  • Khoo Teck Puat Hospital, Singapore 
  • Salford Royal Hospital, Salford Royal NHS Foundation Trust, Manchester, United Kingdom 

Medical School


International Medical University


  • Membership of the Royal College of Surgeons (MRCS) in Ireland 
  • Fellowship of the Royal College of Surgeons (FRCS) in England (Neurosurgery)
  • International Member of the Society of British Neurological Surgeons, United Kingdom
  • Member of the Singapore Spine Society



Service Champion Award, Khoo Teck Puat Hospital, Singapore (2016, 2017)

Board Certifications

  • Fellowship of the Royal College of Surgeons (FRCS) in England (Neurosurgery) 
  • Certificate of Eligibility for Specialist Registration (CESR) in Neurosurgery (United Kingdom)
  • Fellowship in Pituitary and Endoscopic Anterior Skull Base Surgery (Salford, Manchester, United Kingdom) 


  • Neurosurgery
  • Spine Surgery
  • Pituitary and Endoscopic Anterior Skull Base Surgery
  • Complex Hydrocephalus
  • Gamma Knife Radiosurgery
  • Neurotrauma
  • 1
    Appointment Details
  • 2
    Patient's Info
  • 3
    Completed Submission

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