Updated August 2026 · All CQC registered
Cheapest Private ADHD Assessment UK 2026
The 10 most affordable CQC-registered ADHD assessment providers in the UK, ordered by price. Starting from £199.
The cheapest option is free — if you qualify
Eligible patients in England can get a free NHS-funded ADHD assessment through the Right to Choose scheme. Ask your GP to refer you. Check if you qualify →
Top 10 cheapest ADHD assessments
Ordered by starting price · August 2026
Online
Price
£199 – £499
Wait time
~1 weeks
Format
Online only
Ages
Adults
CQC-registered online ADHD assessment and treatment platform. Consultant-led multidisciplinary team including psychiatrists, nurse practitioners and prescribing pharmacists. Assessment followed by ongoing monthly care plan (£99/month) including titration support and unlimited clinician messaging.
Manchester, BL1
Price
From £289
Wait time
~2 weeks
Format
Online & in-person
Ages
Adults
ADHD assessment and treatment service in Bolton. Private assessments for adults with specialist clinicians.
London, EN5 5TW
Price
£350 – £2,650
Wait time
~1 weeks
Format
Online & in-person
Ages
All ages
Specialist ADHD clinic with locations in central London and Barnet. Led by Dr Khurram Sadiq, a world-renowned psychiatrist and TEDx speaker on ADHD and autism. Offers ADHD, autism and combined AuDHD assessments. Weekend appointments available. In-person and online options.
Luton
Price
£360 – £1,200
Wait time
~4 weeks
Format
Online & in-person
Ages
Adults
Private ADHD assessment service led by Dr Iqbal Mohiuddin. Free initial ADHD screening test. Online video assessments for adults across the UK. Focuses on comprehensive diagnostic evaluation with personalised treatment plans.
London, W1G
Price
£395 – £595
Wait time
~2 weeks
Format
Online & in-person
Ages
All ages
CQC-registered Harley Street psychiatric clinic with 15,000+ patients treated. Comprehensive ADHD assessments for adults and children led by GMC-registered Consultant Psychiatrists. 50-minute assessments for those with existing diagnosis, 80-minute assessments for new diagnoses. Combined ADHD and autism assessments available. Online and in-person appointments.
Online
Price
£399 – £849
Wait time
~2 weeks
Format
Online only
Ages
Adults
ADHD Assessment UK, operated by Avon Medical Ltd, provides online adult ADHD assessment and treatment across England. Assessments are delivered by registered clinicians with specialist ADHD training, with a written report and GP letter provided as standard.
Brighton, BN1
Price
£399 – £2,395
Wait time
~3 weeks
Format
Online & in-person
Ages
Adults
Private ADHD assessments for adults and young people aged 16+. Clinics in Brighton and London with online option. Consultant psychiatrist-led assessments with detailed clinical reports and treatment recommendations.
Cardiff, CF10
Price
£425 – £700
Wait time
~2 weeks
Format
Online & in-person
Ages
All ages
Private psychiatric centre in Cardiff offering comprehensive ADHD assessments and treatment. Consultant psychiatrist-led.
Cardiff
Price
£495 – £995
Wait time
~1 weeks
Format
Online & in-person
Ages
All ages
Online ADHD assessments available in Cardiff and across Wales. Adult assessments from £495, children from £795. 90-minute specialist clinician sessions with reports in one week. Interest-free payment plans via Klarna and PayPal Credit. Medication management with home delivery.
London
Price
£495 – £995
Wait time
~1 weeks
Format
Online & in-person
Ages
All ages
Cost-effective private ADHD assessments with adult diagnosis from £495 and child assessments from £795. Fully online 90-minute assessments with specialist clinicians. Reports delivered within one week. Interest-free payment plans available via PayPal Credit and Klarna. Medication management and home delivery available.
Does a cheaper ADHD assessment mean lower quality?
Not necessarily. The price of a private ADHD assessment is driven by several practical factors — not solely the quality of the clinician or the outcome. Understanding what drives cost helps you find a genuinely affordable assessment without compromising on clinical rigour.
The single biggest cost driver is format. Online assessments are consistently cheaper than in-person equivalents because providers do not need dedicated clinical space for every patient. An online appointment with a specialist ADHD nurse at a well-regarded CQC-registered clinic is usually less expensive than an in-person appointment with a consultant psychiatrist at a London clinic — yet both can produce a legally and clinically valid diagnosis.
Clinician type also affects price. Assessments led by consultant psychiatrists cost more than those conducted by specialist ADHD nurses or psychologists. In most cases, a nurse-led assessment is sufficient for diagnosis and to initiate medication through shared care. However, if you have a complex presentation — co-occurring conditions, a disputed previous diagnosis, or requirements for a specific type of report — a psychiatrist-led assessment may be worth the additional cost.
Location matters for in-person appointments. London and South East clinics charge a significant premium. If you are willing to travel, or to attend online, you can access equivalent-quality assessments for substantially less. Many people in London use online providers based elsewhere in England and save several hundred pounds.
What to check before booking a cheaper assessment
- →CQC registration: Confirm the provider appears on the CQC register. Any legitimate UK ADHD assessment clinic should be registered.
- →What's included in the price: Some providers quote a low headline price but charge separately for the written report, GP letter, or follow-up appointment. Confirm the full cost upfront.
- →Report acceptance: If you need the report for a specific purpose — prescribing, workplace adjustments, DSA, or insurance — check in advance that the provider's report format will be accepted.
- →Prescribing pathway: Check whether the clinic can initiate a private prescription and whether your GP accepts shared care from that provider. Some GPs have a list of preferred providers.
Frequently asked questions
What is the cheapest ADHD assessment in the UK?
The cheapest private ADHD assessments are listed above, ordered by each clinic's published starting price. Prices vary by provider, location, and what is included. Online-only assessments are consistently cheaper than in-person equivalents. If you are registered with a GP in England, you may also be eligible for a completely free assessment through the NHS Right to Choose scheme — which is the most cost-effective option if you can wait for an appointment.
Are cheap ADHD assessments legitimate?
A lower price does not mean a lower-quality assessment, provided the provider is CQC-registered. CQC registration requires that clinicians meet specific qualifications, follow NICE guidelines, and undergo regular inspection. All providers listed on this page are CQC-registered. The main difference at lower price points is usually the length of the appointment, whether a full written report is included, and how much follow-up support is provided — not the clinical validity of the diagnosis itself.
What should be included in an ADHD assessment?
A complete ADHD assessment should include: a structured clinical interview covering your current symptoms, childhood history, and daily functioning; validated rating scales (such as the DIVA-5 or Conners); a written diagnostic report you can share with your GP; and a GP letter summarising the findings and any medication recommendations. Some lower-cost assessments charge separately for the report or follow-up appointment — always confirm what is included before booking. Also check whether the report will be accepted for prescribing, workplace adjustments, and DSA (Disabled Students Allowance) if relevant.
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See all providers near you, filtered by price and wait time.
Related guides
- → Online ADHD assessments — usually the most affordable format
- → NHS Right to Choose — free assessments for eligible England patients
- → Full ADHD assessment cost guide — what affects price and what to check is included