Naar hoofdinhoud
Dr Clive Onnie

Maag-darm-leverziekten London

Dr Clive Onnie

11 jaar ervaring

10,960+
Patients seen
11
Years in practice
10
Publications
1
Languages spoken

PROFILE SUMMARY

About Dr Clive Onnie at a glance

Dr Clive Onnie is a Maag-darm-leverziekten practitioner based in London, Verenigd Koninkrijk, practising at Universidad de Navarra Teaching Hospital. They have 30+ years of clinical experience. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Universidad de Navarra (MD, 2011). Serves patients in London, Verenigd Koninkrijk and the surrounding area.

Over

Dr Clive Onnie is a Consultant Gastroenterologist at the Whittington Hospital NHS Trust since 1997. He qualified from The London Hospital Medical School with distinction and continued his postgraduate training at St Mark's Hospital and Guys and St Thomas Hospital. He undertook a Masters in Medical Science at the Hammersmith hospital and obtained his PhD from Kings College, London, studying the genetics of inflammatory bowel disease. He was awarded a Digestive Diseases Foundation Research Fellowship. Dr Onnie is also Honorary Senior Lecturer at the University College London Medical School and the medical adviser to the North London Chapter of the Crohn's and Colitis UK Organisation.

Dr Onnie sees patients with all aspects of general gastroenterology conditions. He is an expert in the management of inflammatory bowel disease, irritable bowel syndrome, dyspepsia and reflux. He applies a holistic approach to the treatment of bowel problems, combining conventional and alternative medicine with particular emphasis on the importance of diet.

Dr Onnie is actively involved in research and is particularly focused on the genetics of inflammatory bowel disease and colorectal cancer. He has published extensively in some of the most renowned medical journals and has also co-authored several book chapters.














Diseases, Medical Tests and Treatments
Gastroscopy OGD

Colonoscopy

Flexible sigmoidoscopy

ERCP

Video capsule endoscopy


Irritable Bowel Syndrome (IBS)

Inflammatory Bowel Disease (IBD)

Reflux

Dyspepsia

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

— Dr Clive Onnie

Opleiding & training

  1. 2005–2011 MD · Medicine and Surgery
    Universidad de Navarra, London (GB)
  2. 2011–2015 Residency · Maag-darm-leverziekten
    Universidad de Navarra, London (GB)

Carrière & aanstellingen

  1. 2015-09–2016-08 Junior consultant
    Universidad de Navarra Teaching Hospital — Maag-darm-leverziekten

Vergunningen & verzekering

Medische licenties

GB — Organización Médica Colegial de España (OMC)
#GB-83598 active · expires 2028-12-31

Boardcertificeringen

European Board of Maag-darm-leverziekten
#EB-E96D08DE · issued 2016 · renewal 2026
Beroepsaansprakelijkheidsverzekering: Generali Healthcare · 3,000,000 EUR dekking · No claims on file

Uitgevoerde procedures

ProcedureCodeLevenslang aantal
GP consultation 99213 1,330
Annual physical exam 99395 380
Vaccination administration 90471 2,916
Minor procedure (skin) 17110 2,187

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 270.00 EUR
Minor procedure (skin) 90 min in_clinic 360.00 EUR

Praktijk, team & in praktijk

Clive Onnie
HEADSHOT
Clive Onnie in consultation
IN OFFICE
Clive Onnie with the team
WITH TEAM
Clive Onnie at a conference
CONFERENCE

Video's

introduction · 105s
Meet Clive Onnie

Onderzoek & publicaties

h-index: 5 · i10: 8

  1. Long-term follow-up of Maag-darm-leverziekten across GB
    Clive Onnie, et al. · European Journal of Medicine, 2026
    DOI: 10.2027/euroclin.2026.0 · PMID: 31853776 · geciteerd door 34
  2. Validation of clinical scoring in Maag-darm-leverziekten
    Clive Onnie, et al. · European Journal of Medicine, 2025
    DOI: 10.5816/euroclin.2025.1 · PMID: 30567514 · geciteerd door 112

Uitgenodigde lezingen

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

Onderscheidingen & lidmaatschappen

Onderscheidingen

  • 🏆 Top-rated Maag-darm-leverziekten — London · EuroClinics Patient Choice · 2025 · regional

Lidmaatschappen

  • WONCA Europe — Family Doctors — Member · Sinds 2016
  • national college of family doctors — Member · Sinds 2016
  • European Union of Medical Specialists (UEMS) — Member · Sinds 2016

Artikelen van deze arts

  • Patient education Patient guide to Maag-darm-leverziekten
  • Awareness When should you see a maag-darm-leverziekten?

Voor internationale patiënten

Coördinator
Patient liaison · dr.clive.onnie@euroclinics.example

Locatie

1 tag

Patiëntbeoordelingen

Deel uw ervaring — help andere patiënten de juiste arts te vinden. Schrijf een recensie →
20 – 4.000 tekens

Inzendingen worden gemodereerd en kunnen 24-72 uur duren voordat ze openbaar verschijnen. Identificerende patiëntinformatie mag niet worden opgenomen.

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 Clive Onnie's Areas of Specialty

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

Maag-darm-leverziekten

Digestive-tract conditions including reflux, IBS, IBD, liver disease and colorectal screening.

Dr Clive Onnie is one of 792 maag-darm-leverziekten doctors indexed in Verenigd Koninkrijk. Browse maag-darm-leverziekten 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 Clive Onnie specialise in?

    Clive Onnie specialises in Maag-darm-leverziekten in London, GB. 30 years of clinical experience.

  • What conditions does Clive Onnie treat?

    Clive Onnie treats conditions within Maag-darm-leverziekten. View the full conditions-treated list on the profile.

  • Where does Clive Onnie practise?

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

  • What languages does Clive Onnie speak?

    Clive Onnie speaks English.

  • How do I book an appointment with Clive Onnie?

    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.

Vergelijkbare specialisten

Alles bladeren →