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Private ADHD Assessment For Adults

You are not alone, and there is a clear path forward.

Private ADHD assessments for adults across the UK, conducted by specialist clinicians. Each assessment is DSM-5 and NICE guideline compliant and includes a full written report, personalised treatment plan, and supporting letters, delivered within 10 working days. No GP referral required.

0% Payment Plans

Same-Week Availability

Shared Care Available

No Referral Needed

NHS Waiting Times
Are Now Averaging 5+ Years for Adult ADHD Assessment

Over 2.5 million people in England are estimated to have ADHD, the majority of whom remain undiagnosed. NHS waiting lists for adult ADHD assessment currently average more than 5 years in many areas, leaving thousands without answers and without access to appropriate support.

Private ADHD assessment for adults with ADHD Certify provides a clinical-grade diagnosis from a specialist clinician, typically within the same week of booking. Your report is accepted by the NHS, by employers, and by educational institutions.

Wait 2+ Years

Average NHS Wait for Adult ADHD Assessment

Same Week

ADHD Certify
assessment availability

What Happens
at Your Adult ADHD Assessment?

The process is straightforward. From booking to receiving your report, here is what to expect:

1

Book Your Assessment

Select a date and time that suits you. No GP referral required. Available online across the UK or in person at selected clinic locations.

2

Complete Pre-Assessment Forms

Two questionnaires are sent in advance; one is completed by you, and the other by a person who knows you well (family member, partner, or close friend). These help your clinician understand your background and symptom history before the session.

3

Your 90-Minute Assessment

A structured clinical interview conducted by a specialist clinician via video call or in person. The session covers symptom presentation, developmental history, and functional impact across key life areas. DSM-5 and NICE guideline compliant throughout.

4

Receive Your Report

Your comprehensive written report is delivered within 10 working days. It includes your diagnostic outcome, supporting clinical rationale, a personalised treatment plan, and letters suitable for employers, universities, or your GP.

Common Reasons
Adults Seek an ADHD Assessment

ADHD in adults is frequently unrecognised, particularly in individuals who have developed compensatory strategies over time or who were not diagnosed in childhood. An assessment may be appropriate if you consistently experience any of the following:

Read more about ADHD symptoms.

We Offer Transparent Pricing. No Hidden Costs

Understanding your options before you commit matters. Here is a direct comparison of the main routes to an adult ADHD assessment in the UK:

ADHD Certify NHS Other Private Clinics
Wait Time 2+ years 8+ weeks
Cost Free (with long wait) £800–£2,400
GP Referral Needed Yes Often yes
NHS-Accepted Report Yes Varies
Payment Plans N/A Rarely
Right to Choose (England) 3–12 months N/A

Our ADHD assessment for adults includes your full diagnostic session, comprehensive written report, personalised treatment plan, and supporting letters. No referral needed. Discounts may be available, check our pricing for current offers before booking.

Adult ADHD Diagnosis
Is Just the Beginning: Here Is What It Unlocks

A formal ADHD diagnosis from ADHD Certify is a clinically valid document that can be used across multiple areas of your life. Here is what becomes available to you:

Meet Our Clinical Team

All ADHD Certify assessments are conducted by qualified clinicians registered with the relevant regulatory body. Our team includes registered mental health nurses, advanced practitioners, and specialist psychologists, each with experience in NHS and private ADHD assessment.

What Our Clients Say

Our therapists are qualified, experienced, and genuinely invested in the people they work with. Every clinician on our platform is accredited with a UK professional body and verified before joining.

[trustindex no-registration=google]

Ready to Get Answers?

NHS waiting lists for adult ADHD assessment now exceed more than 2 years in most areas. A private assessment with ADHD Certify is available within the same week of booking,and comes with everything you need; a comprehensive clinical report, personalised treatment plan, and letters for employers, universities, or your GP.

No referral needed. No long wait. Assessed by a specialist clinician, not a generalist.

Frequently Asked Questions