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Mr Colin NnadiAdult and paediatric spinal deformity surgeon in W1G Marylebone London
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Mr Colin Nnadi

Adult and paediatric spinal deformity surgeon in W1G Marylebone London and Central London

MBBS FRCSI FRCS(Orth)
GMC: 4744416

4.727reviewsReview

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Expert in:
Trapped nerve
Spinal stenosis
Scoliosis
Spine fracture
Spinal surgery
Back pain
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Professional statement

Mr Colin Nnadi is an experienced, patient-focused spinal surgeon with a specialist interest in paediatric and adult deformity. He is clinical lead for orthopaedic spine surgery in Oxford. As a consultant orthopaedic spinal surgeon, he treats all manner of spinal problems, with expertise in a wide variety of conditions, including general spinal disorders, trauma and spinal infections, alongside fractures, degenerative spinal conditions and disc prolapse. He is also an expert in discectomy procedures.   

He undertook spine fellowship training at the Royal National Orthopaedic Hospital in London, and at the Norfolk and Norwich University Teaching Hospital. He was appointed consultant orthopaedic spine surgeon at Oxford University Hospitals Trust in 2008, and was the Clinical Director of Neurosciences, Oxford University Hospitals from 2023 to 2025. Since 2025 he has been Divisional Medical Director for Surgery, Women's and Oncology at Oxford University Hospitals. He was Clinical Lead for the Oxford Spine Unit from 2017 to 2023.

He sees patients privately at the Portland Hospital and The Harley Street Clinic in London and at the Manor Hospital in Oxford.

Mr Nnadi sees 1000-2000 outpatient cases every year, performing on average one complex deformity case a week. His approach is friendly, patient-orientated, and allows patients and their families to understand his recommended treatment course and diagnosis.

Mr Nnadi is involved in research and development in the field of spinal surgery and was chief investigator for the UK multi-centre MAGEC rods trial in early onset scoliosis. In 2011, Mr Nnadi founded the internationally renowned Oxford Early Onset Scoliosis Meeting, and he has served on several international educational spine faculties. He is a regular faculty member at international conferences on paediatric spinal surgery, and is an ex-chair of the Growing Spine Committee, Scoliosis Research Society (SRS), and a member of the Paediatric Medical Device Taskforce for the SRS.

In 2015, Mr Nnadi published a book on early onset scoliosis, which is now sold worldwide, in addition to publishing various papers in peer-reviewed spine journals along with several textbook chapters. Mr Nnadi worked to develop national guidelines on the management of thrombo-embolism in spinal surgery, and between 2016 - 2018 he served on the NICE (National Institute for Clinical Excellence) Venous Thromboembolism Guidelines Consultation Committee. He is a trustee for the Scoliosis Association UK and founder of the charity, Foundation for Early Onset Scoliosis.

Clinics

The Harley Street Clinic (HCA)
  • The Harley Street Clinic (HCA) profile image

    88 Harley Street - The Consulting Rooms (HCA)

    W1G Marylebone London, 88 Harley Street, W1G 7HR,

    Medical insurances accepted

    I'm paying for myself

Credentials

Professional experience

  • 37 years of experience
  • Consultant Spine Surgeon, The Portland Hospital, London (present)
  • Consultant Spine Surgeon, The Harley Street Clinic, 35 Weymouth Street, London (present)
  • Consultant Spine Surgeon, London Spine Specialists at the Hospital of St John & St Elizabeth, London (present)
  • Consultant Spine Surgeon, The Manor Hospital Oxford, Oxford (present)
  • Consultant Orthopaedic Spine Surgeon & Clinical Lead, Oxford University Hospitals NHS Foundation Trust
  • Locum Consultant Spine Surgeon, Queen's Medical Centre Nottingham
View more

Subspecialties

  • Paediatric spine
  • Adult spine
  • Scoliosis
  • Paediatric scoliosis
  • Degenerative conditions
  • Fractures
  • Back pain
  • Slipped disc
  • Neck pain
  • Leg pain
View more

Professional memberships

  • British Orthopaedic Association
  • British Association of Spine Surgeons (BASS)
  • Spine Society of Europe
  • Fellow of the Royal College of Surgeons (Ireland )
  • Scoliosis Research Society (SRS)
View more

Education

  • College of Medicine, Lagos, Nigeria (1989)
  • FRCS & FRCS(Orth), UK

Teaching posts

  • Ex-specialty Lead, Spine Surgery, Department of Human Anatomy, University of Oxford
  • Ex-educational supervisor, foundation and core trainees for Oxford Deanery
  • Clinical Supervisor for the Oxford Spine Unit
View more

Positions in organisations

  • NICE VTE Guidelines Consultation Committee Member
  • UK Chief Investigator, pan-European K-Spine study on adolescent idiopathic scoliosis
  • Chief Investigator, Oxford MAGEC Device Clinical Trial
  • Expert reviewer, National Institute for Clinical Excellence (NICE)
  • Expert Medical Technology Adviser, National Institute for Clinical Excellence (NICE)
  • Ex-chair of Research Committee of British Association of Spine Surgeons
  • Chair elect of the International Growing Spine Committee for the Scoliosis Research Society
View more

Publications and conferences

  • Mr Nnadi's work is published on ResearchGate
  • Associate Editor, Editorial Board of the Spine Deformity Journal
  • Programme Committee Member, International Conference on Early Onset Scoliosis ICEOS (2016)
  • Founder, Oxford Early Onset Scoliosis Meetings
  • Editorial Board Member, European Spine Journal
  • Reviewer, The Spine Journal
  • Editor - Early Onset Scoliosis: A Comprehensive Guide from the Oxford Meetings. Published 2015
View more

Prizes and awards

  • Best Paper Award British Scoliosis Society Meeting November 2017
  • Nomination for Best Paper Award International Conference on Early Onset Scoliosis San Diego USA 2017

Languages spoken

  • English
Registration number: 4744416

Reviews

All reviews are from real patients and have been verified by our Customer Service department to ensure they meet our guidelines. Rules of the service

27 reviews

4.7

Review this doctor
  • Would you recommend this doctor?
  • Treatment of the doctor
  • Treatment of the staff
  • Waiting time
  • Condition of facilities
  • Excellent and reassuring service
    28 July 2023

    O.U.

    Verified patient
  • Mr Nnadi was very kind and helpful. Would recommend.
    1 July 2022

    E.W.

    Verified patient
    Doctor's response -
    Thank you for your kind words. Much appreciated
  • Perhaps a pop-up coffee shop would complete the picture here, lacks nothing else
    16 February 2022

    C.S.

    Verified patient
  • I am over the moon with the outcome of my daughters surgery. Her recovery was so quick and she is doing incredibly well with no more pain. Her scar is lovely and straight. Mr Nnadi was brilliant throughout the whole process.
    8 February 2022

    S.B.

    Verified patient
    Doctor's response -
    Thank you for your comments. I hope your daughter has continued with her recovery and is doing well
  • I had 3 consultations, each lasting for ~5 minutes. They could have been done over the phone since there were no physical examinations or an explanation of the scans. Waste of time and money. Why would someone even charge for consultations like these? Terrible experience.
    14 January 2022

    T.Z.

    Verified patient
  • Friendly and honest
    29 December 2021

    G.D.

    Verified patient
  • Everything was fine and very professional. I didn't have to wait, and I was thoroughly examined.
    25 December 2021

    S.K.

    Verified patient
  • Mr Nnadi has provided excellent care for my son. He takes the time to explain everything fully and clearly. I'm very glad to have Mr Nnadi as consultant for my son.
    13 December 2021

    A.W.

    Verified patient
  • Dr Nnadi was extremely professional on each occasion that we meet him. He spoke directly to my daughter and fully involved her in her treatment plan. He also took the time to answer an extensive list of questions we had about her treatment.
    25 November 2021

    L.S.

    Verified patient
  • Thanks so much Dr
    20 November 2021

    B.M.

    Verified patient
View all reviews

Treatments

The doctor is expert in

Back pain

Scoliosis

Spinal stenosis

Spinal surgery

Spine fracture

Trapped nerve

The doctor also specialises in:

Ankle arthrodesis

Ankle replacement surgery

Back injuries

Bone metastases

Degenerative disc disease

Discectomy

Dupuytren’s contracture

Epiduroplasty

Failed back surgery syndrome

Foot

Frequently Asked Questions

What is Mr Colin Nnadi's specialty?

Mr Colin Nnadi is a consultant specialising in Orthopaedic Surgery, with extensive experience in assessing and treating patients within this field.

Which conditions and treatments does Mr Colin Nnadi specialise in?

Mr Colin Nnadi is a orthopaedic Surgeon who provides assessment and treatment for Scoliosis, Trapped nerve, Spine fracture, Spinal surgery, Back pain and Spinal stenosis. During your consultation, you will be informed of the most suitable options following a personalised evaluation.

How many years of experience does Mr Colin Nnadi have?

Mr Colin Nnadi has 37 years of professional experience as a consultant orthopaedic Surgeon, providing specialist assessment and treatment in this medical field.

What do patients say about Mr Colin Nnadi?

Patients give a rating of 4.7 out of 5 to Mr Colin Nnadi, a score considered excellent. This average is based on 27 verified patient reviews, reflecting the experience of those who have attended an appointment.

Are Mr Colin Nnadi's reviews verified?

Yes. All Mr Colin Nnadi's reviews come from verified patients who have attended either an in-person or an e-Consultation appointment. We use a system that ensures authenticity and prevents fake reviews. Some profiles may also display reviews from other platforms, which follow their own verification policies, with the source always clearly indicated.

Where does Mr Colin Nnadi practise?

Mr Colin Nnadi practices in the following locations:

  • W1G Marylebone London at 88 Harley Street, W1G 7HR
  • Central London at 215 Great Portland Street, Marylebone

In-person consultations are available at these locations as a Orthopaedic Surgery.

How can I book an appointment with Mr Colin Nnadi?

You can book an appointment with Mr Colin Nnadi directly from this page by selecting the time that suits you best. Alternatively, you can call the phone number shown if you prefer personalised assistance.

Does Mr Colin Nnadi see NHS patients?

Many specialists featured on Top Doctors also hold NHS positions. However, appointments arranged for Mr Colin Nnadi through this platform are private, either self-pay or covered by private medical insurance.

Does Mr Colin Nnadi offer private appointments?

Yes, Mr Colin Nnadi offers private appointments for patients seeking flexible and direct access to a consultant orthopaedic Surgeon.

Does Mr Colin Nnadi offer online consultations?

At the moment, Mr Colin Nnadi does not offer online consultations. You can book an in-person appointment from this page or call +44 02038840543. When calling, please mention that you are a Top Doctors patient.

Does Mr Colin Nnadi accept insurance?

At the moment, Mr Colin Nnadi offers consultations on a private, self-pay basis only.

What is Mr Colin Nnadi's availability?

Mr Colin Nnadi's availability depends on the appointment slots open at any given time. On this page, you can check current availability, and if no slots are shown, you can request an appointment or contact the practice directly.

What payment methods does Mr Colin Nnadi offer?

You can pay for your consultation with Mr Colin Nnadi using the following methods: Self-paying.

What languages does Mr Colin Nnadi speak?

Mr Colin Nnadi is a orthopaedic Surgeon who offers consultations in English.

How is Mr Colin Nnadi selected to appear on this platform?

All doctors listed on Top Doctors, including Mr Colin Nnadi, undergo our rigorous selection process. Only one in five specialists meets the required standards to be included.
Discover Top Doctors' rigorous medical selection process.
The doctor, or where applicable the hospital or medical centre in which the doctor provides services, undertakes to keep the information relating to the prices of services published on their profile on the Top Doctors platform up to date at all times, ensuring that such prices correspond to those effectively charged to patients. In the event of any discrepancy between the published price and the price ultimately charged to the patient, the doctor and/or the relevant hospital or medical centre shall be solely liable towards the patient and towards Top Doctors for any claim or financial difference arising therefrom.

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88 Harley Street - The Consulting Rooms (HCA)W1G Marylebone London, 88 Harley Street, W1G 7HR,
Payment methodSelf-paying
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