Colin Nnadi

Orthopaedic Surgery

35 years of experience
35 years of experience



Reviewed By



Consultant Orthopaedic Spine Surgeon Mr Colin Nnadi is based at Oxford University Hospitals NHS Foundation Trust where he is a Consultant Spine Surgeon and Clinical Director for Neurosciences Directorate. Mr Nnadi sees private patients at The Portland Hospital and The Harley Street Clinic, both part of HCA Healthcare UK.

Mr Nnadi is an expert in general and complex spinal surgery with a special interest in paediatric and adult spine deformities, particularly early-onset scoliosis. He has undertaken substantial research and published his work in both peer-reviewed publications and textbooks. He also serves as the convenor of the Oxford Early Onset Scoliosis conference, which has an international focus.

Mr Nnadi received his FRCS (Orth) in 2006 after completing his specialty training in Trauma and Orthopaedic Surgery on the Wessex rotation. He then completed subspecialist spine surgery training at the Royal National Orthopaedic Hospital in Stanmore, London, and the Norfolk & Norwich University Teaching Hospital. Mr Nnadi worked as a locum consultant spine surgeon at Nottingham's Queens Medical Centre before moving to Oxford.

Mr Nnadi is on the editorial board of the European Spine Journal and serves as a reviewer for some of the field's most respected journals. He has also served as an Expert Medical Technology Adviser for the National Institute for Clinical Excellence (NICE). Additionally, he is the ex-Chair of the International Growing Spine Committee for the Scoliosis Research Society (SRS) and was recently a member of the PhD Assessment Committee (2020 and 2023) for the University of Copenhagen.

Currently Mr Nnadi sees his patients at 110 Harley Street, which is part of The Harley Street Clinic.


Paediatric Spinal Surgery, Spinal Surgery, Spinal Surgery (Complex)

All procedures

  • MRI Scan (Magnetic Resonance Imaging scan)
  • Scoliosis Surgery
  • Spinal Decompression
  • Discectomy
  • Laminectomy
  • Spinal Deformity Correction
  • Caudal Epidural Injection
  • Cervical (Neck) Surgery
  • Complex Revision Spinal Surgery
  • Epidural
  • Lumbar Back Surgery
  • Lumbar Decompression Surgery
  • Microdiscectomy
  • Minimally Invasive Spinal Surgery
  • Nerve Block
  • Pars Defect Repair
  • Revision Lumbar Spine Surgery
  • Revision Surgery
  • Robotic Surgery
  • Sciatica Surgery
  • Spinal Fusion
  • Spinal Injections for Pain
  • Spine Fracture Surgery
  • Surgery for Myelopathy
  • Surgery on Lower Back
  • Thoracic (Back) Surgery

All conditions

  • Back Pain
  • Lower Back Pain
  • Scoliosis
  • Degenerative Disc Disease
  • Spinal Stenosis
  • Ankylosing Spondylitis
  • Complex Spinal Disorders
  • Disc Injuries
  • Kyphosis
  • Lumbar Stenosis
  • Neck Pain
  • Nerve Root Entrapment
  • Sciatica
  • Spinal Cord Compression
  • Spinal Deformity
  • Spinal Disorders
  • Spinal Pain
  • Spine Fractures and Trauma
  • Spine Tumours and Infections
  • Spondylolisthesis & Spondylosis
  • Upper Back Pain





Registered with

General Medical Council: 4744416


205 – 209 Great Portland Street, London, W1W 5AH

  • Friday:
    4:00 PM - 7:00 PM

35 Weymouth Street, London, W1G 8BJ

  • Friday:
    9:00 AM - 5:00 PM

Consultation Fees

New appointment: £300

Follow-up appointment: £150


Overall Rating

Overall rating

Overall experience

4.8 / 5

Personal care received

4.75 / 5

Explanation of care provided

4.85 / 5



Reviewed By