Macquiarie Neuro Surgery & Spine
    • About
      Our Team

Dr Timothy Siu

BA/MBBS, FRACS (Neurosurgery), PhD

Dr Siu is an Australian and internationally trained neurosurgeon and spine surgeon.


He has an expertise in minimally invasive surgery including lateral spine surgery, pituitary surgery, awake surgery for brain tumours and peripheral nerve surgery.


Dr Siu received his doctorate in visual neuroscience from the University of New South Wales in 2009. After completing his neurosurgery training in Sydney, Dr Siu joined the fellowship program at the prestigious University of Texas MD Anderson Cancer Centre in USA where he undertook further subspecialty training in the management of brain, spine and peripheral nerve tumours.

Dr Timothy Siu

With a strong interest in research, Dr Siu has been involved in numerous leading edge research projects and has co-authored and published extensively in his field of specialty.


As a recognised expert in minimally invasive spinal surgery, Dr Siu is amongst the first cohort of spinal surgeons to apply 3D printing technology to create custom made implants for the treatment of spinal deformity. He has also pioneered new and modified surgical techniques in performing microscopic tubular discectomy for lumbar disc herniation.


Dr Siu is dedicated to ongoing education and continued professional development and regularly attends local and national industry and professional neurosurgical events and conferences. He holds specialty accreditation as a permanent impairment assessor.

Current Appointments

  • Consultant Neurosurgeon, Macquarie University Hospital
  • Clinical Senior Lecturer, Faculty of Medicine and Health Sciences, Macquarie University
  • Visiting Medical Officer, Northern Beaches Hospital

Clinical Expertise


  • Lateral and tubular spinal surgery
  • Brain, pituitary, spine and peripheral nerve tumours
  • Awake neurosurgery
  • Electrophysiology guided neurosurgery for eloquent brain

Consultation Locations

  • Macquarie University
  • Armidale
  • Chatswood
  • Coffs Harbour
  • Tamworth