Porthia Clinic – Cornwall Mental Health Clinic

Services

How may we help you?

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General Adult Assessment

A comprehensive medical assessment of your mental health, exploring symptoms, history, and life experiences to develop an accurate diagnosis and personalized treatment plan.

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ADHD

ADHD is a neurodevelopmental condition affecting focus, activity levels, and impulse control, impacting daily life but manageable with proper assessment and treatment.

 
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Autism

At Porthia Clinic, our clinicians provide specialist autism assessment and support services for adults, helping you understand your unique neurological profile and develop effective strategies for daily life. We provide post-diagnostic psychological services to people with Autism in Further and Higher Education.

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Combined Autism and ADHD (AuDHD)

ADHD and autism frequently co-occur. For adults who want to understand both, our combined assessment provides a comprehensive evaluation in a single structured process. CQC-registered and NICE-compliant.

 

Fees at a glance

All our assessments are psychiatrist-led by Dr Claudia Murton, Consultant Psychiatrist. For ADHD and autism, Dr Eleanor Ley, Educational Psychologist, may carry out part of the assessment, and Dr Murton always completes the psychiatric assessment. Dr Murton leads treatment planning for ADHD. For autism, where medication is not needed, your treatment planning may be with Dr Ley.

Assessment fees include preparation time, the assessment itself, one treatment planning session and your written treatment plan on our secure patient portal.

AssessmentWhat’s includedFee
General Adult Mental Health Assessment60-minute assessment and a 30-minute treatment planning session£590
ADHD AssessmentUp to 30 minutes reviewing your information, an assessment of up to 90 minutes and a 30-minute treatment planning session£890
Autism AssessmentUp to 60 minutes reviewing developmental information, an assessment of up to 90 minutes and a 30-minute treatment planning session£1,190
Combined Autism and ADHD (AuDHD) AssessmentUp to 60 minutes of preparation, an assessment of up to 120 minutes, a 30-minute treatment planning session and a written report£1,590

Follow-up appointments and prescriptions

Follow-up with Dr Murton (for example, medication reviews), up to 35 minutes£220
ADHD medication titration review with Dr Murton, 25 minutes (includes your prescription during titration, with no postage)£180
Post-diagnostic support with Dr Eleanor Ley, Educational Psychologist, 50 minutes£150
ADHD medication prescription after titration (1-month supply), sent by Royal Mail Special Delivery. Postage may change in line with Royal Mail prices.£80 + £10 postage

Good to know

  • Payment is taken securely when you book online.
  • Please give at least 7 days’ notice to cancel or rearrange without a fee. Cancellations within 2 working days are not refunded. See our Terms and Conditions.
  • We’re an assessment-focused clinic and don’t provide ongoing care between appointments. Clinical questions often can’t be answered safely by email, so where needed we’ll arrange a follow-up appointment. Clinical time is chargeable. Questions about bookings or admin are free of charge.
  • We are not currently affiliated with health insurers.

Fees last updated: 4 November 2026

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