Accepting new patients
Prof. Dr.
Dr Jason Dunn
Gastroenterology
- 🇬🇧
- GP consultation
- Annual physical exam
- Vaccination administration
- Minor procedure (skin)
About Dr Jason Dunn
Dr Jason Dunn, Consultant Gastroenterologist, is based in London working within the Guy's and St Thomas' Hospitals and privately within the London Bridge Hospital and One Welbeck. He is highly specialised in Oesophageal diseases including GERD, LPR, EoE, Achalasia and Barrett's oesophagus. He is one of few specialists in the UK that practice therapeutic endoscopy in the oesophagus, including POEM for acahalsia, Esoflip/Endoflip, HALO Radiofrequency Ablation (RFA) (for Barrett's oesophagus and also inlet patch) and Endoscopic Mucosal Resection (EMR) throughout the GI tract for polyps and early cancer. Other skills include general gastroenterology, nutrition (including PEG tube insertion), Irritable Bowel Syndrome, Colonic polyps, weight loss and SIBO. Dr Dunn has an extensive research interest with over 200 research publications in high-impact medical journals and several book chapters, with 1850 citations. He was awarded the CRUK clinical fellowship at UCL examining the use of optical diagnostics and minimally invasive therapies for the treatment of Barrett's oesophagus. He was later awarded a PhD for this work. His continued work in the field of Barrett's oesophagus, and biomarkers to predict cancer progression has won him several awards. He continues to contribute back to medical education by holding the position of Honorary Senior Lecturer at Kings College London and previously at Oslo University. Dr Dunn has had a very successful career in which he has established a regional Endo-therapy centre at St Thomas for the South East region, written guidelines for the management of Barrett's oesophagus, and been Clinical Lead for Endoscopy at Guy's and St Thomas' Hospitals. Additionally, he was the Research Lead for the Oesophageal Section of the British Society of Gastroenterology and remians on this committee. He is the medical advisor to the charity- Action against Heartburn.
"Evidence-based care tailored to each patient — taking the time to explain options and shared decisions."
Credentials & verification
Medical license
Organización Médica Colegial de España (OMC) · GB
#GB-930876
Valid until 2028-12-31
Verify with issuerBoard certification
European Board of Gastroenterology
#EB-326FA8CF
Renewal due 2035
Verify with issuerMalpractice cover
AmTrust Europe
1,000,000 EUR
Valid until 2026-12-31
No claims on file
Education & training
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2014–2020
MD · Medicine and Surgery
Universitat de Barcelona (GB)
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2020–2024
Residency · Gastroenterology
Universidad Complutense de Madrid (GB)
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2024–2025
Fellowship · Subspecialty training
Mayo Clinic, US
Career & appointments
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2024-09–2025-08
Junior consultant
Universitat de Barcelona Teaching Hospital — Gastroenterology
Procedures & conditions
| Procedure | Code | Lifetime volume |
|---|---|---|
| GP consultation | 99213 |
295 |
| Annual physical exam | 99395 |
3,033 |
| Vaccination administration | 90471 |
785 |
| Minor procedure (skin) | 17110 |
1,710 |
Patient reviews
See all 50"Very thorough first visit — explained every step. Booking was easy and the staff were welcoming."
"Took time to listen and reviewed all my previous results. I would absolutely recommend."
"Professional and knowledgeable. Wait on the day was a bit long, otherwise excellent."
Recognition & press
Awards
- Top-rated Gastroenterology — — EuroClinics Patient Choice · 2025 regional
- Excellence in Patient Care — National Society · 2024 national
- Young Investigator Award — European Society · 2023 international
Society memberships
- WONCA Europe — Family Doctors — Member · since 2025
- national college of family doctors — Member · since 2025
- European Union of Medical Specialists (UEMS) — Member · since 2025
Your consultation, step by step
- 1 Choose a slot
- 2 Brief pre-consult form
- 3 Consultation
- 4 Follow-up note & plan
Services & pricing
New patient consultation (60m)
Follow-up consultation (30m)
Vaccination administration
Minor procedure (skin)
Insurance compatibility
For international patients
Multilingual care
Coordinator: Patient liaison · dr.jason.dunn@euroclinics.example. Care delivered in English.
Travel & transfer
Aftercare worldwide
Coordinated follow-up by request.
Research & publications
h-index: 16 · i10: 6
Selected publications
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Outcomes of Gastroenterology in adults — a multi-centre cohort
DOI: 10.8058/euroclin.2025.0 · cited by 167
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European registry analysis of Gastroenterology outcomes
DOI: 10.2027/euroclin.2024.1 · cited by 5
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Outcomes of Gastroenterology in adults — a multi-centre cohort
DOI: 10.2463/euroclin.2023.2 · cited by 67
Show full research record
Invited talks
- Practical updates in Gastroenterology · European Annual Congress (Gastroenterology) · Vienna · 2024
- Single-centre experience in Gastroenterology · National Society Meeting · · 2023
Articles by Dr Jason Dunn
Frequently asked
01. Do you accept new patients?
Dr Jason Dunn is currently accepting new patients. Use the booking module to choose a slot.
02. Which languages can I be seen in?
Consultations are available in English.
03. Is the consultation in-person or online?
Most services are offered both in-clinic and via telemedicine. Each service card above marks its modalities.
04. Do you accept my insurance?
In-network with major international insurers (Allianz Worldwide, AXA Global, BUPA Global and others). Use the "Verify my insurance" button to confirm your plan.
05. What is the cancellation policy?
Free cancellation up to 24 hours before your slot. Last-minute cancellations may incur a small administrative fee.
06. How is my health data protected?
All records are stored on EU servers, field-level encrypted, and GDPR compliant. Data is never shared with third parties without your explicit consent.
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