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Dr Peter Deeley
Trust score 8/100 Accepting new patients

Dr

Dr Peter Deeley

Psychiatry

English
7,278+ Patients seen
11 Years in practice
6 Publications
1 Languages spoken

About

Dr (Peter) Quinton Deeley is a Consultant Psychiatrist and Senior Lecturer at South London and Maudsley NHS Foundation Trust and he also sees patients privately, including at, The Harley Street Clinic, 21 Wimpole Street and The Nightingale Hospital in London.

He is an honorary consultant psychiatrist in the National Autism Unit, Adult ADHD Service, and Behavioural Genetics and Autism Assessment Clinic and a Senior Lecturer in Social Behaviour and Neurodevelopment at the Institute of Psychiatry, King's College London.

He has wide experience of general adult and developmental psychiatry and he specialises in the assessment and management of autistic spectrum disorders, attention deficit hyperactivity disorder, learning disability, as well as conditions such as depression, anxiety disorders, psychosis, OCD and dependence syndromes.

He undertook medical training at Guys and St Thomas' Hospitals before training in psychiatry on the Maudsley Hospital training scheme. He has a PhD in the cognitive neuroscience of autism and psychopathy, in addition to a Bachelor of Arts degree in Theology and Religious Studies from Cambridge University. Dr Deeley is a member of the Royal College of Psychiatrists.

He is also active in research, including cross-cultural psychiatry and social and cultural neuroscience. Further, he researches biological, psychological, and social influences on development, particularly in relation to disorders such as autism, ADHD, conduct disorder, personality disorders, and psychosis. Dr Deeley's educational role includes undergraduate and postgraduate medical teaching, as well as on MSc courses.



Diseases, Medical Tests and Treatments
• Autism

• ADHD

• Learning Disability

“Evidence-based care tailored to each patient — taking the time to explain options and shared decisions.”

— Dr Peter Deeley

Education & training

  1. 2005–2011 MD · Medicine and Surgery
    Universidad Complutense de Madrid
  2. 2011–2015 Residency · Psychiatry
    UAB Barcelona
  3. 2015–2016 Fellowship · Subspecialty training
    Royal Marsden London, UK

Career & appointments

  1. 2015-09–2016-08 Junior consultant
    Universidad Complutense de Madrid Teaching Hospital — Psychiatry

Licenses & insurance

Medical licenses

— Organización Médica Colegial de España (OMC)
#-690116 active · expires 2028-12-31

Board certifications

European Board of Psychiatry
#EB-2E35C492 · issued 2016 · renewal 2026
Malpractice insurance: Allianz Professional · 1,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
Psychiatric evaluation 90791 1,817
Medication management 90833 1,982
CBT session (45m) 90834 2,585
Family therapy 90847 580

Services & pricing

ServiceDurationModalityPrice
New patient consultation (60m) 60 min in_clinic|telemed 360.00 EUR
Follow-up consultation (30m) 30 min in_clinic|telemed|phone 180.00 EUR
CBT session (45m) 90 min in_clinic 1,260.00 EUR
Family therapy 120 min in_clinic 360.00 EUR

Office, team & in practice

Peter Deeley in consultation
IN OFFICE
Peter Deeley with the team
WITH TEAM
Peter Deeley at a conference
CONFERENCE

Videos

introduction · 139s
Meet Peter Deeley

Research & publications

h-index: 15 · i10: 8

  1. Outcomes of Psychiatry in adults — a multi-centre cohort
    Peter Deeley, et al. · World Psychiatry, 2025
    DOI: 10.9276/euroclin.2025.0 · PMID: 37549917 · cited by 100
  2. European registry analysis of Psychiatry outcomes
    Peter Deeley, et al. · World Psychiatry, 2024
    DOI: 10.9217/euroclin.2024.1 · PMID: 31515566 · cited by 54
  3. Outcomes of Psychiatry in adults — a multi-centre cohort
    Peter Deeley, et al. · World Psychiatry, 2023
    DOI: 10.4830/euroclin.2023.2 · PMID: 35968534 · cited by 88
  4. European registry analysis of Psychiatry outcomes
    Peter Deeley, et al. · World Psychiatry, 2022
    DOI: 10.4435/euroclin.2022.3 · PMID: 38547383 · cited by 138

Invited talks

  • Practical updates in Psychiatry European Annual Congress (Psychiatry) · Vienna · 2024 · invited
  • Single-centre experience in Psychiatry National Society Meeting · · 2023 · oral abstract

Awards & memberships

Awards

  • 🏆 Top-rated Psychiatry — · EuroClinics Patient Choice · 2025 · regional

Society memberships

  • European Psychiatric Association — Member · since 2016
  • World Psychiatric Association — Member · since 2016
  • European Union of Medical Specialists (UEMS) — Member · since 2016

Patient reviews

★ 0.00 3,244 verified reviews
Bedside Manner
0.05
Knowledge
0.08
Wait Time
3.80
Staff Friendliness
0.02
Ease Of Appointment
4.00
Value For Money
4.10
Would Recommend Pct
4
  • ★ 5 verified visit

    “Very thorough first visit — explained every step. Booking was easy and the staff were welcoming.”

    — Anna B. · 2026-05-24

  • ★ 5 verified visit

    “Took time to listen and reviewed all my previous results. I would absolutely recommend.”

    — Marco V. · 2026-04-25

  • ★ 4 verified visit

    “Professional and knowledgeable. Wait on the day was a bit long, otherwise excellent.”

    — Helena F. · 2026-04-10

Articles by this doctor

  • Patient education Patient guide to Psychiatry
  • Awareness When should you see a psychiatry?

For international patients

Coordinator
Patient liaison · dr.peter.deeley@euroclinics.example

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