ADHD & Autism Assessment Providers in Essex

Priory Group private psychiatric services in Chelmsford. Adult ADHD and autism assessment available through the outpatient department. CQC-registered. Accepts major private health insurance. Verify current location and availability directly with Priory Group.

Nuffield Health private hospital in Chelmsford with outpatient psychiatry. Adult ADHD and mental health assessment. Accepts BUPA, AXA, and major insurers. Verify current consultant availability for ADHD/autism assessment before booking.

Part of The Autism Service national clinic network. ADOS-2 and ADI-R assessments for adults and children from age 3. Verify current Essex clinic location on their website. CQC registered under TASCC Ltd. Payment plans available.

Private ADHD assessment clinic in Chelmsford. Adult and child ADHD pathways. In-person and online appointments available. Serves mid-Essex. Verify CQC registration, availability, and pricing before booking.

Specialist autism assessment clinic in Chelmsford. ADOS-2 and ADI-R pathways for adults and children. Serves Essex. Verify CQC registration, availability, and pricing before booking.

Private psychiatry practice in Billericay. Adult ADHD assessment and diagnosis. Serves Billericay, Wickford, and the A129 corridor. Verify CQC registration, availability, and pricing before booking.

Private ADHD assessment clinic in Maldon. Adult ADHD diagnosis. Serves Maldon, Burnham-on-Crouch, and rural mid-Essex. Verify CQC registration, availability, and pricing before booking.

Private neurodevelopmental clinic in Witham. Adult and child ADHD and autism assessment. Serves mid-Essex. Verify CQC registration, availability, and pricing before booking.

Private psychology practice in Braintree. Adult ADHD assessment and diagnosis. Serves north-west Essex including Braintree, Halstead, and Witham. Verify CQC registration and availability before booking.

Private ADHD assessment clinic in Great Dunmow. Adult ADHD diagnosis. Serves north-west Essex including Stansted Mountfitchet and Takeley. Verify CQC registration, availability, and pricing before booking.

Private ADHD assessment clinic in Basildon. Adult ADHD diagnosis. In-person and online options. Serves Basildon, Billericay, and south-west Essex. Verify CQC registration, availability, and pricing before booking.

Private psychiatry practice in Brentwood. Adult ADHD assessment. Serves Brentwood, Romford, and the A12 corridor. Verify CQC registration, availability, and pricing before booking.

Private ADHD assessment clinic serving west Essex and the Epping Forest district. Adults and children. In-person and online appointments. Serves Epping, Loughton, and Chigwell. Verify CQC registration and availability before booking.

Private psychology practice in Sawbridgeworth. Adult ADHD assessment. Serves east Hertfordshire on the Essex border, including Harlow and Bishop's Stortford. Verify CQC registration and availability before booking.

Private psychology practice in Harlow. Adult and child ADHD and autism assessment. Serves west Essex including Harlow, Epping, and the M11 corridor. Verify CQC registration and availability before booking.

Private ADHD and psychiatry clinic in Romford. Adult ADHD assessment. Serves east London and south-west Essex including Hornchurch and Upminster. Verify CQC registration, availability, and pricing before booking.

Private psychiatry practice in Bishop's Stortford. Adult ADHD assessment. Serves east Hertfordshire and the Essex border. Verify CQC registration, availability, and pricing before booking.

Private mental health and ADHD clinic in Southend. Adult ADHD assessment and diagnosis. Serves Southend, Rayleigh, and south-east Essex. Verify CQC registration, availability, and pricing before booking.

Private psychology practice in Grays serving Thurrock and south Essex. Adult ADHD assessment. Serves Grays, Tilbury, and the A13 corridor. Verify CQC registration, availability, and pricing before booking.

Private psychiatry practice in Gravesend. Adult ADHD assessment and diagnosis. Serves Gravesend, Northfleet, and north Kent. Verify CQC registration, availability, and pricing before booking.

Private psychology and neurodevelopmental clinic in Colchester. Adult and child ADHD and autism assessment. Serves north Essex including Colchester, Clacton, and Braintree. Verify CQC registration and availability before booking.

Private psychology practice in Saffron Walden. Adult ADHD assessment. Serves north-west Essex and the Cambridgeshire border. Verify CQC registration, availability, and pricing before booking.

Private ADHD and psychology clinic in Ware. Adult ADHD assessment. Serves east Hertfordshire and the Hertford area. Verify CQC registration, availability, and pricing before booking.

Private psychiatry and mental health clinic in Dartford. Adult ADHD assessment. Serves north Kent including Dartford, Gravesend, and the Dartford Crossing corridor. In-person and online appointments available. Verify CQC registration and availability before booking.

Private neurodevelopmental clinic in Rochester serving the Medway towns. Adult and child ADHD and autism assessment. Serves Rochester, Chatham, Gillingham, and Strood. Verify CQC registration and availability before booking.

Private neurodevelopmental clinic in Hertford. Adult and child ADHD and autism assessment. Serves east Hertfordshire. Verify CQC registration, availability, and pricing before booking.

Private neurodevelopmental assessment clinic in Swanley on the London/Kent border. Adults and children. ADHD and autism pathways. Convenient for Dartford, Orpington, and north-west Kent. Verify CQC registration and availability before booking.

Private psychology practice in Potters Bar on the London/Hertfordshire border. Adult ADHD assessment. Serves Potters Bar, Barnet (London), and south Hertfordshire. Verify CQC registration and availability before booking.

Private psychiatry practice in Welwyn Garden City. Adult ADHD assessment and treatment planning. Serves the A1(M) corridor including Hatfield and WGC. Verify CQC registration and availability before booking.

Independent private practice in Sittingbourne. Adult ADHD assessment and diagnosis. Serves Sittingbourne, Faversham, and mid-Kent. Verify CQC registration, availability, and pricing before booking.

Private ADHD assessment service in Clacton. Adult ADHD diagnosis. Serves the Tendring peninsula including Clacton, Frinton, and Brightlingsea. In-person and online appointments. Verify CQC registration and availability before booking.

Private ADHD and wellbeing clinic in Royston. Adult ADHD assessment. Serves the Herts/Cambs border including Baldock and Buntingford. Verify CQC registration, availability, and pricing before booking.

Priory Group private psychiatric hospital on the Bromley/north-west Kent border. Outpatient department offers adult ADHD and autism assessments via consultant psychiatrists. CQC-registered. Accepts major private health insurance. Serves Bromley, Sevenoaks, and north-west Kent.

Private ADHD assessment centre in Stevenage. Adult ADHD diagnosis. Serves north Hertfordshire including Stevenage, Letchworth, and Hitchin. Verify CQC registration, availability, and pricing before booking.

Part of The Autism Service national clinic network. ADOS-2 and ADI-R assessments for adults and children from age 3. Verify current Kent clinic location directly on their website. CQC registered under TASCC Ltd.

Private psychiatry practice in Maidstone. Adult ADHD assessment and diagnosis. Serves central Kent including Medway, Sittingbourne, and Maidstone. Verify CQC registration, availability, and pricing before booking.

Private ADHD assessment clinic in Borehamwood. Adult ADHD diagnosis. In-person and online. Convenient for Elstree and south Hertfordshire. Verify CQC registration and availability before booking.

Specialist autism assessment centre in Maidstone. Adult and child autism diagnostic pathways using ADOS-2 and ADI-R. Serves the whole of Kent. Verify CQC registration, current availability, and pricing before booking.

Private psychology practice in Sevenoaks. Adult ADHD assessment and psychological support. Serves Sevenoaks, Tonbridge, and north-west Kent. Verify CQC registration, availability, and pricing before booking.

Part of The Autism Service national clinic network. ADOS-2 and ADI-R assessments for adults and children from age 3. Verify current Hertfordshire clinic location on their website.

Private psychology and neurodevelopmental clinic in St Albans. Adult and child ADHD and autism assessment. Serves St Albans, Harpenden, and south Hertfordshire. Verify CQC registration and availability before booking.

Private psychology practice in Letchworth Garden City. Adult ADHD assessment. Serves north Hertfordshire including Baldock and Hitchin. Verify CQC registration, availability, and pricing before booking.

Private mental health and ADHD clinic in Whitstable. Adult ADHD assessment. Serves the north Kent coast including Faversham and Herne Bay. Verify CQC registration, availability, and pricing before booking.

Private psychology and neurodevelopmental clinic in Hitchin. Adult and child ADHD and autism assessment. Serves north Hertfordshire and the Beds border. Verify CQC registration, availability, and pricing before booking.

CQC registered (Cambridge ADHD Centre LLP, location 1-19611075333). Led by Dr Anna Conway Morris, former NHS lead ADHD Psychiatrist for Cambridge Children's service. ADHD assessment £800 (updated January 2026, all ages); autism £1,800–£2,200; combined AuADHD from £2,200. Children aged 6–16 and adults. Three Cambridge clinic locations plus online. Diagnoses confirmed by second-layer MDT review. QB Check £300.

Does not accept NHS Right to Choose. ADHD £1,495 (includes £195 initial consultation), autism £2,095, combined £2,495. Autism from age 4, ADHD from age 6. Note: stairs only — no lift access. Hybrid model. HCPC/GMC-registered clinicians. Payment plans available. Also offers dyslexia (£595) and dyspraxia (£895) assessments.

Major private psychiatric hospital on the Surrey/SW London border. CQC-registered. Outpatient department offers adult ADHD and autism assessments led by consultant psychiatrists. Accepted by AXA, BUPA, Vitality, and most major insurers. Serves Surrey, Richmond, Kingston, and SW London.

Spire private hospital in Bushey serving north-west London and Hertfordshire. Outpatient psychiatry available for adult ADHD assessment. Accepts BUPA, AXA, and major insurers. Verify current consultant availability for ADHD/autism assessment before booking.

Private psychology practice in Harpenden. Adult and child ADHD and autism assessment. Serves Harpenden, St Albans, and the Lea Valley. Verify CQC registration, availability, and pricing before booking.

Private psychiatry and ADHD assessment clinic in Watford. Adult ADHD diagnosis. In-person and online appointments. Serves Watford, Hemel Hempstead, and south-west Hertfordshire. Verify CQC registration and availability before booking.

Private psychology and neurodevelopmental clinic in Tonbridge. Adult and child ADHD and autism assessment. Serves Tonbridge, Tunbridge Wells, and the Medway Valley. Verify CQC registration and availability before booking.

Private psychology practice in Herne Bay. Adult ADHD assessment. Serves Herne Bay, Whitstable, and north Kent coast. Verify CQC registration, availability, and pricing before booking.

Private psychology and psychiatry practice in Hemel Hempstead. Adult and child ADHD and autism assessment. Serves west Hertfordshire. Verify CQC registration, availability, and pricing before booking.

Largest RTC provider. Has NHS contracts with multiple ICBs. Also offers private adult autism assessments. Medication titration included in RTC pathway. Experiencing high demand — check current wait times on their website.

One of UK's largest specialist ADHD clinics. Assesses ages 6–76+. CQC inspected. Offers structured care packages rather than one-off assessment fees — compare total cost not just headline price. Capacity for 2,000+ new patients per month.

CQC registered since 2019. Works on behalf of multiple NHS Trusts and ICBs. QB Check included as standard. Also offers autism assessments. Online not suitable for all children — clinical suitability assessed first.

Operating since 2007, ADHD services since 2015. Key differentiator: they manage prescribing and annual reviews directly, removing the need for GP shared care. Important: currently rated 1.6/5 from 77 Trustpilot reviews with widespread complaints about communication — read current reviews carefully before requesting a referral.

Online-only RTC provider. Titration and prescribing handled by sister company RTN Medical (CQC regulated). Relatively newer entrant — verify current wait times and patient feedback.

Smaller RTC provider. Clinical Director Dr Caryl Marshall. Verify current capacity and whether still actively accepting new RTC referrals.

One of the largest private providers. Very fast access. In-person clinics across the UK plus online. Follow-up appointments with nurse prescribers £165–£225. Does NOT accept Right to Choose — private pay only. Good option when speed is critical.

London-based with online option. Uses Conners 3 diagnostic tool for children. Children age 9+ only. Follow-ups £295, repeat prescriptions £75. Wide price range depending on clinician grade and format — check which tier suits.