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ADHD Private
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Thrive Psychological Services

Chichester • London

About Thrive Psychological Services

Expert Autism & ADHD Assessments in Sussex and London

Thrive Psychological Services is a private psychology clinic located in Chichester, West Sussex and Marylebone, London, specialising in consultant-led Autism and ADHD assessments. Founded by Dr JoyAnne MacInnes, a consultant clinical health psychologist with over 30 years of NHS experience.

Why Choose Thrive Psychological Services?

  • Expert Leadership: Founded by Dr JoyAnne MacInnes with 30+ years NHS experience
  • NICE Gold Standards: All assessments adhere to NICE clinical guidelines
  • Multi-Disciplinary Team: Qualified clinical professionals providing comprehensive care
  • Two Locations: Convenient clinics in Chichester and Marylebone, London
  • Comprehensive Support: Full post-diagnosis support and therapeutic services

About Dr JoyAnne MacInnes

Dr MacInnes is the Clinical Director and NHS Consultant Clinical Health Psychologist. She has held positions as Head of NHS Psychology Services within Child Development Centres and Adult Mental Health Clinics, gaining profound expertise in the neurodevelopmental assessment process.

Coverage Area

Services accessible from Chichester, West Sussex, Hampshire, Surrey, East Sussex, and Greater London.

Services & Pricing

View available services and pricing below. Prices may vary depending on your specific needs.

Adult ADHD Assessment

Online / In-person

Comprehensive ADHD assessment

Detailed written report with diagnosis and recommendations

Gold-standard assessment based on clinical guidelines

Adult ADHD Assessment - NICE Gold Standard evaluation with comprehensive post-diagnosis support

Starting at
Contact for price

Child ADHD Assessment

Online / In-person

Comprehensive ADHD assessment

Detailed written report with diagnosis and recommendations

Age-appropriate assessment methodology

Family involvement in the assessment process

Starting at
Contact for price

Frequently Asked Questions

Common questions about this clinic and their services