Accepting new patients
Dr.
Dr John Martin
Gastroenterology
- 🇬🇧
- GP consultation
- Annual physical exam
- Vaccination administration
- Minor procedure (skin)
About Dr John Martin
Dr John Martin is a Consultant Gastroenterlogist at Imperial Healthcare Trust. John qualified from Cambridge University and King's College Hospital in 1990 and trained in gastroenterolgy within Northwest Thames. He was appointed as a consultant at Chelsea and Westminster Hospital in 2002 before moving to Charing Cross Hospital in 2006. John has a vast experience in all aspects of gastroenterology including investigation and management of Inflammatory Bowel Disease and Irritable Bowel Syndrome. John has a specialist interest in Bowel Cancer Screening, the subject of his MD awarded by the University of London in 2002. He is Director of the West London Bowel Cancer Screening Centre and the National Advisor to Public Health England for endoscopy witin the Bowel Cancer Screening Programme. John is an expert colonosocpist, performing high quality, safe, comfortable procedures and is accredited to perform colonoscopy within the Bowel Cancer Screening Programme. He provides extensive training to junior doctors within his NHS practice, teaches colonoscopy on National Training Courses and is an examiner for colonoscopy acceditation within the Bowel Cancer Screening programme. Diseases, Medical Tests and TreatmentsUpper GI Endoscopy Colonoscopy Bowel cancer screening Advanced therapeutic colonoscopy Capsule endoscopy Abdominal pain Diarrhoea or constipation Rectal bleeding Bloating Swallowing dificulties Nausea or vomiting
"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) ·
#-88650
Valid until 2028-12-31
Verify with issuerBoard certification
European Board of Gastroenterology
#EB-50045950
Renewal due 2022
Verify with issuerMalpractice cover
AXA Healthcare Liability
4,000,000 EUR
Valid until 2026-12-31
No claims on file
Education & training
-
2001–2007
MD · Medicine and Surgery
Universitat de València
-
2007–2011
Residency · Gastroenterology
Universitat de Barcelona
Career & appointments
-
2011-09–2012-08
Junior consultant
Universitat de València Teaching Hospital — Gastroenterology
Procedures & conditions
| Procedure | Code | Lifetime volume |
|---|---|---|
| GP consultation | 99213 |
2,152 |
| Annual physical exam | 99395 |
2,622 |
| Vaccination administration | 90471 |
2,414 |
| Minor procedure (skin) | 17110 |
1,545 |
Patient reviews
See all 129"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
Society memberships
- WONCA Europe — Family Doctors — Member · since 2012
- national college of family doctors — Member · since 2012
- European Union of Medical Specialists (UEMS) — Member · since 2012
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 · john.martin@euroclinics.example. Care delivered in English.
Travel & transfer
Aftercare worldwide
Coordinated follow-up by request.
Research & publications
h-index: 11 · i10: 7
Selected publications
-
Validation of clinical scoring in Gastroenterology
DOI: 10.2270/euroclin.2026.0 · cited by 176
-
Long-term follow-up of Gastroenterology across
DOI: 10.2988/euroclin.2025.1 · cited by 114
-
Validation of clinical scoring in Gastroenterology
DOI: 10.8914/euroclin.2024.2 · cited by 196
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 John Martin
Frequently asked
01. Do you accept new patients?
Dr John Martin 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.
Book Dr John Martin
Similar Gastroenterology specialists
Other verified specialists you may want to compare.