Naar hoofdinhoud
Dr John Ioannou

Reumatologie London

Dr John Ioannou

9 jaar ervaring

9,060+
Patients seen
9
Years in practice
2
Publications
1
Languages spoken

PROFILE SUMMARY

About Dr John Ioannou at a glance

Dr John Ioannou is a Reumatologie practitioner based in London, Verenigd Koninkrijk, practising at Universitat de Barcelona Teaching Hospital. They have 32+ years of clinical experience. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Universitat de Barcelona (MD, 2013). Serves patients in London, Verenigd Koninkrijk and the surrounding area.

Over

Dr John Ioannou is a well regarded expert in his field of adolescent rheumatology whilst also practicing general adult rheumatology. He focuses on the management and treatment of teenagers and young adults with arthritis and lupus and also looks after adults across a wide range of rheumatic problems..

He is a consultant at University College London Hospital treating adolescent and adult patients and also honorary consultant at Great Ormond Street Hospital where he set up a lupus, myositis and arthritis transition clinic in 2012.
Dr John Ioannou is also an expert researcher. He is a Reader within UCL and Principal Investigator of the UK's first national research centre dedicated to adolescents and young adults with rhematic disease. He was awarded the British Society of Rheumatology Michael Mason Gold Medal in 2011, which is regarded as one of the UK's most prestigious prizes for early career academic clinicians in Rheumatology.
Diseases, Medical Tests and TreatmentsJoint Injection
Soft Tissue Injection
Arthritis - Rheumatoid arthritis, Ankylosing Spondylitis, Juvenile idiopathic arthritis in adolescents and young adults
Adolescent rheumatology

Systemic Lupus Erythematosus (SLE), antiphospholipid syndrome
Dermatomyositis (juvenile and adult onset)

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

— Dr John Ioannou

Opleiding & training

  1. 2007–2013 MD · Medicine and Surgery
    Universitat de Barcelona, London (GB)
  2. 2013–2017 Residency · Reumatologie
    Universitat de Barcelona, London (GB)

Carrière & aanstellingen

  1. 2017-09–2018-08 Junior consultant
    Universitat de Barcelona Teaching Hospital — Reumatologie

Vergunningen & verzekering

Medische licenties

GB — Organización Médica Colegial de España (OMC)
#GB-12525 active · expires 2028-12-31

Boardcertificeringen

European Board of Reumatologie
#EB-C1F7314B · issued 2018 · renewal 2028
Beroepsaansprakelijkheidsverzekering: Allianz Professional · 3,000,000 EUR dekking · No claims on file

Uitgevoerde procedures

ProcedureCodeLevenslang aantal
GP consultation 99213 1,685
Annual physical exam 99395 1,755
Vaccination administration 90471 1,611
Minor procedure (skin) 17110 1,980

Diensten & prijzen

DienstDuurModaliteitPrijs
New patient consultation (60m) 60 min in_clinic|telemed 180.00 EUR
Follow-up consultation (30m) 30 min in_clinic|telemed|phone 90.00 EUR
Vaccination administration 60 min in_clinic 540.00 EUR
Minor procedure (skin) 90 min in_clinic 810.00 EUR

Praktijk, team & in praktijk

John Ioannou
HEADSHOT
John Ioannou in consultation
IN OFFICE
John Ioannou with the team
WITH TEAM
John Ioannou at a conference
CONFERENCE

Video's

introduction · 61s
Meet John Ioannou

Onderzoek & publicaties

h-index: 17 · i10: 4

  1. Long-term follow-up of Reumatologie across GB
    John Ioannou, et al. · European Journal of Medicine, 2026
    DOI: 10.1389/euroclin.2026.0 · PMID: 34387720 · geciteerd door 29
  2. Validation of clinical scoring in Reumatologie
    John Ioannou, et al. · European Journal of Medicine, 2025
    DOI: 10.5714/euroclin.2025.1 · PMID: 37605842 · geciteerd door 47

Uitgenodigde lezingen

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

Onderscheidingen & lidmaatschappen

Onderscheidingen

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

Lidmaatschappen

  • WONCA Europe — Family Doctors — Member · Sinds 2018
  • national college of family doctors — Member · Sinds 2018
  • European Union of Medical Specialists (UEMS) — Member · Sinds 2018

Artikelen van deze arts

  • Patient education Patient guide to Reumatologie
  • Awareness When should you see a reumatologie?

Voor internationale patiënten

Coördinator
Patient liaison · dr.john.ioannou@euroclinics.example

Locatie

1 tag

Patiëntbeoordelingen

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Recente recensies

  • ★★★★★ ✓ Geverifieerd
    Very thorough first visit — explained every step. Booking was easy and the staff were welcoming.
    Anna B.
  • ★★★★★ ✓ Geverifieerd
    Took time to listen and reviewed all my previous results. I would absolutely recommend.
    Marco V.
  • ★★★★☆ ✓ Geverifieerd
    Professional and knowledgeable. Wait on the day was a bit long, otherwise excellent.
    Helena F.

SPECIALTIES & PROCEDURES

Dr John Ioannou's Areas of Specialty

Each specialty below reflects the conditions and procedures Dr John Ioannou treats, with the size of the national pool of Verenigd Koninkrijk doctors offering the same care.

Reumatologie

Joint, muscle and autoimmune disorders including RA, lupus, gout and chronic pain.

Dr John Ioannou is one of 423 reumatologie doctors indexed in Verenigd Koninkrijk. Browse reumatologie doctors in Verenigd Koninkrijk →

LOCAL CARE CONTEXT

Why local healthcare in London matters

Medical practice in Verenigd Koninkrijk is governed by country-specific licensing, professional standards, and patient-safety regulations. Practitioners listed here are registered with the relevant Verenigd Koninkrijk medical authority and operate within national rules on scope of practice, prescribing rights, and continuing professional development. Care delivered in London carries the additional benefits of local language support, in-person follow-up, and direct coordination with regional hospitals and labs. A verified profile means EuroClinics has cross-checked the practitioner or clinic against an official source (national medical register, public licence database, or the practitioner themselves), and that the data shown here matches that source as of the last verification date above.

Looking for additional providers? all doctors in London or all doctors in Verenigd Koninkrijk.

Veelgestelde vragen

Snelle antwoorden op de vragen die patiënten het vaakst stellen. Dezelfde antwoorden worden via gestructureerde data aan AI-assistenten doorgegeven.

  • What does John Ioannou specialise in?

    John Ioannou specialises in Reumatologie in London, GB. 32 years of clinical experience.

  • What conditions does John Ioannou treat?

    John Ioannou treats conditions within Reumatologie. View the full conditions-treated list on the profile.

  • Where does John Ioannou practise?

    John Ioannou practises in London, GB. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does John Ioannou speak?

    John Ioannou speaks English.

  • How do I book an appointment with John Ioannou?

    Use the "Request a booking" button on the profile to send an appointment request. Most appointments are confirmed within 24 hours; many slots are bookable instantly.

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