Private Medical Clinic

Private Autism Assessment in London

From £1495. No referral needed. Written report included.

See a GMC-registered private doctor for an autism assessment at our London clinic in Marylebone. We assess adults across London using validated clinical tools and a structured developmental history. Our doctors take time to understand your full history and provide a clear diagnostic conclusion and written report at the end of your appointment, suitable for immediate use with employers, universities, or legal proceedings.

Simon Khela

Dr Simon Khela

Consultant Private GP and Medical Director

Qualification :
MBChB MRCGP
GMC :
7419585
Last reviewed :
October 2026

Autism Assessment Services AT OUR LONDON CLINIC

Our London doctors assess adults for autism at our Marylebone clinic using validated clinical tools and thorough developmental interviews. Appointments are longer than standard GP slots, giving your doctor the time needed to reach a clear, well-evidenced conclusion.

Book Autism Assessment
  • Private autism assessments for adults in London.
  • Structured developmental history and clinical interview.
  • Autism diagnostic rating scales and questionnaires.
  • Assessment for co-occurring ADHD, anxiety and depression.
  • Late diagnosis assessments for adults not assessed in childhood.
  • Written diagnostic reports for employment, legal or occupational health purposes.
  • Documentation for EHCP, PIP and workplace reasonable adjustments.
  • Onward referrals to London autism specialist services where needed.

Who Are Our London AUTISM ASSESSMENTS FOR?

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Who Are Our London AUTISM ASSESSMENTS FOR?

Private autism assessments in London are for adults who want a thorough clinical evaluation from a qualified doctor, without waiting years for an NHS appointment.

NHS autism assessment services across London are delivered through several trusts, with Central and North West London NHS Foundation Trust covering much of central and west London. Demand is high across one of the most densely populated regions in England, and waiting times from GP referral to first autism clinic appointment consistently run to two years or more across London trusts. For many professionals, waiting that long while managing demanding careers, relationships and daily responsibilities is simply not workable.

Autism is also substantially underdiagnosed in women and girls, and in adults from professional and academic backgrounds who have successfully masked their difficulties for years. Many London adults come to us having spent decades not understanding why certain environments, social demands and sensory conditions feel so much harder for them than for others.

Our London autism assessments are suitable for:

  • Adults who have suspected they are autistic but have never been formally assessed.
  • Women who were overlooked or misdiagnosed during childhood.
  • Professionals whose autism has affected their career but has never been identified.
  • Those on an NHS waiting list who need a diagnosis now.
  • People who need documentation for workplace reasonable adjustments or occupational health.
  • Adults seeking a written report for legal, insurance or medico-legal purposes.

At the end of your assessment, your doctor will provide a clear diagnostic conclusion and a written report.

What Your London AUTISM ASSESSMENT COVERS

What Your London AUTISM ASSESSMENT COVERS

Your autism assessment at our Marylebone clinic is a structured clinical appointment with an experienced private doctor. The appointment runs considerably longer than a standard GP slot and covers your developmental history, current experiences and how your traits have presented across different areas of your life.

Your doctor will begin by taking a thorough developmental history, covering childhood, education, social relationships, sensory experiences and how you have managed across different environments. Childhood records, school reports or a family member who can contribute background information can be helpful but are not required.

Your doctor will use validated diagnostic rating scales and clinical interview tools during the appointment. These assess social communication, repetitive behaviours and patterns, sensory sensitivities and the broader traits associated with autism in adults, including presentations common in women and in those who have spent years masking in professional settings.

Where a co-occurring condition is suspected, including ADHD, anxiety or depression, your doctor will assess this alongside the autism assessment. Many autistic adults also have ADHD, and both can be considered at the same appointment.

By the end of the assessment, your doctor will provide a clear diagnostic conclusion and a written report. For London patients, reports are often needed for employers, occupational health teams, professional registration bodies, legal proceedings, or medico-legal instructions, and your doctor can prepare them accordingly.

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    Private vs NHS AUTISM ASSESSMENT IN LONDON

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    Private vs NHS AUTISM ASSESSMENT IN LONDON

    NHS autism assessment services across London operate under significant demand. Waiting times across Central and North West London NHS Foundation Trust and other London trusts run to two years or more for most adult patients, and for many the wait is considerably longer. The Right to Choose pathway for autism has been heavily restricted across most London ICBs, leaving private assessment as the most realistic route to a timely diagnosis.

    Private autism assessment in London gives you access to a qualified doctor at our Marylebone clinic within weeks, not years. Your assessment follows recognised clinical standards for adult autism diagnosis and produces a written report you can use immediately.

    Most London employers accept a private autism diagnosis for workplace reasonable adjustments under the Equality Act 2010, London boroughs accept it for EHCP applications, the DWP accepts it for PIP and benefits purposes, and universities accept it for disability support. For medico-legal purposes, your doctor can produce a report formatted to meet the requirements of legal proceedings or an insurance instruction.

    There is no medication for autism itself, but co-occurring conditions including ADHD, anxiety and depression are common and can be assessed and treated at the same appointment. If ADHD is confirmed, your doctor can initiate medication at the same visit.

    What Happens at Your AUTISM ASSESSMENT

    1. Step 1

      Book your appointment.

      Choose a time online for instant confirmation, or call us.

    2. Step 2

      Pick how you’re seen.

      In person at our Marylebone clinic, or by telephone or video.

    3. Step 3

      Meet your doctor.

      An unhurried assessment with an experienced private doctor.

    4. Step 4

      Developmental history and interview.

      Complete a structured clinical interview and diagnostic rating scales.

    5. Step 5

      Get a clear diagnosis.

      Your doctor explains their findings and what they mean.

    6. Step 6

      Written report provided.

      Diagnostic report issued for employment, EHCP, PIP or other use.

    7. Step 7

      Follow-up if you need it.

      Co-occurring conditions assessed and treated where appropriate.

    Private Autism Assessment COSTS IN LONDON

    All pricing is clear and upfront, with no hidden fees. Consultations have no strict time limit.

    ServicePrice
    Adult Autism Assessment£1495
    Child Autism Assessment£1795
    Book Autism Assessment

    Our Private Autism Assessment Clinic IN MARYLEBONE, LONDON

    LONDON

    Clinic address

    Light Centre, 10 Portman Square, Baker St, London W1H 6AZ

    Opening hours

    Mon – Fri 8:00 AM – 7:00 PM
    Saturday 9:00 AM – 5:00 PM
    Sunday Closed

    Getting Here

    Getting Here

    • Bond Street station, approx. 5 min walk (Central and Jubilee lines).
    • Baker Street station, approx. 8 min walk (Bakerloo, Circle, Hammersmith & City, Jubilee, Metropolitan lines).
    • By car: no on-site parking. Paid parking is available on Portman Square and in surrounding streets.
    • Easily reached from across central London and the City.

    Contact & Accessibility

    Accessibility

    Ground-floor consultation rooms, no stairs.
    Wheelchair-accessible entrance.
    Wheelchair-accessible toilet.

    FREQUENTLY ASKED QUESTIONS

    • No. You can book directly without seeing your NHS GP first. Many London patients contact us after waiting years on an NHS list.

    Book a Private Autism Assessment IN LONDON TODAY

    No referral needed. Autism assessments at our Marylebone clinic, by phone and by video. Written diagnostic report included.

     

     

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