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Dr Gareth Parkes

Gastroenterology London

Dr Gareth Parkes

14 years of experience

10,886+
Patients seen
14
Years in practice
10
Publications
1
Languages spoken

PROFILE SUMMARY

About Dr Gareth Parkes at a glance

Dr Gareth Parkes is a Gastroenterology practitioner based in London, United Kingdom, practising at Universitat de Barcelona Teaching Hospital. They have 26+ years of clinical experience. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Universitat de Barcelona (MD, 2008). Serves patients in London, United Kingdom and the surrounding area.

VERIFIED PHYSICIAN PROFILE · UPDATED MAY 2026

About

Dr Gareth Parkes is a Consultant Gastroenterologist. He graduated from the University of London in 2000 and entered the specialist register for both gastroenterology and general internal medicine in 2013. He has been involved in research in a number of areas including Crohn's Disease, the effects of smoking on inflammatory bowel disease and the use of probiotics and prebiotics.
He has a specialist interest in luminal gastroenterology, in particular inflammatory bowel disease and irritable bowel syndrome. Within his NHS role, he works in a team treating complex Crohn's and ulcerative colitis. He is also an experienced endoscopist who is competent in gastroscopy, flexible sigmoidoscopy, colonoscopy and polyp removal. Not only this, owing to his extensive medical know-how, he furthermore works as a trainer within the NHS.
Alongside these clinical interests, he has experience in three major centres of inflammatory bowel disease and is now part of a team of IBD specialists at the Royal London. He has been published in this area and remains actively involved with clinical trials of novel biological therapies.
He also has an active interest in irritable bowel syndrome, in particular in the role that diet and the gut microbiota play in the causes and treatment for this condition. Only recently, he was published widely in this field, in particular on the role that probiotic preparations can have in the treatment of IBS.
With regards to his clinical experience, Dr Parkes has extensive endoscopic experience and by all accounts, he is competent in a wide range of diagnostic and therapeutic procedures, including the diagnosis of cancer, ulcers, Barrett's oesophagus, colitis, Crohn's disease, diverticular disease and polyps.

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

— Dr Gareth Parkes

Education & training

  1. 2002–2008 MD · Medicine and Surgery
    Universitat de Barcelona, London (GB)
  2. 2008–2012 Residency · Gastroenterology
    Universidad de Navarra, London (GB)

Career & appointments

  1. 2012-09–2013-08 Junior consultant
    Universitat de Barcelona Teaching Hospital — Gastroenterology

Licenses & insurance

Medical licenses

GB — Organización Médica Colegial de España (OMC)
#GB-138043 active · expires 2028-12-31

Board certifications

European Board of Gastroenterology
#EB-955DAF16 · issued 2013 · renewal 2023
Malpractice insurance: Allianz Professional · 3,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 1,944
Annual physical exam 99395 2,390
Vaccination administration 90471 1,318
Minor procedure (skin) 17110 2,345

Services & pricing

ServiceDurationModalityPrice
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 90 min in_clinic 540.00 EUR
Minor procedure (skin) 60 min in_clinic 810.00 EUR

Office, team & in practice

Gareth Parkes
HEADSHOT
Gareth Parkes in consultation
IN OFFICE
Gareth Parkes with the team
WITH TEAM
Gareth Parkes at a conference
CONFERENCE

Videos

introduction · 123s
Meet Gareth Parkes

Research & publications

h-index: 11 · i10: 13

  1. Validation of clinical scoring in Gastroenterology
    Gareth Parkes, et al. · European Journal of Medicine, 2026
    DOI: 10.2345/euroclin.2026.0 · PMID: 31135869 · cited by 64
  2. Long-term follow-up of Gastroenterology across GB
    Gareth Parkes, et al. · European Journal of Medicine, 2025
    DOI: 10.6770/euroclin.2025.1 · PMID: 39736465 · cited by 114
  3. Validation of clinical scoring in Gastroenterology
    Gareth Parkes, et al. · European Journal of Medicine, 2024
    DOI: 10.2254/euroclin.2024.2 · PMID: 31736770 · cited by 140
  4. Long-term follow-up of Gastroenterology across GB
    Gareth Parkes, et al. · European Journal of Medicine, 2023
    DOI: 10.5092/euroclin.2023.3 · PMID: 33684234 · cited by 62

Invited talks

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

Awards & memberships

Awards

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

Society memberships

  • WONCA Europe — Family Doctors — Member · Since 2013
  • national college of family doctors — Member · Since 2013
  • European Union of Medical Specialists (UEMS) — Member · Since 2013

Articles by this doctor

  • Patient education Patient guide to Gastroenterology 2026-03-20 · 7 min read
  • Awareness When should you see a gastroenterology? 2026-01-08 · 8 min read

For international patients

Coordinator
Patient liaison · dr.gareth.parkes@euroclinics.example

Location

1 tag

Patient reviews

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Recent reviews

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

SPECIALTIES & PROCEDURES

Dr Gareth Parkes's Areas of Specialty

Each specialty below reflects the conditions and procedures Dr Gareth Parkes treats, with the size of the national pool of United Kingdom doctors offering the same care.

Gastroenterology

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

Dr Gareth Parkes is one of 792 gastroenterology doctors indexed in United Kingdom. Browse gastroenterology doctors in United Kingdom →

LOCAL CARE CONTEXT

Why local healthcare in London matters

Medical practice in United Kingdom is governed by country-specific licensing, professional standards, and patient-safety regulations. Practitioners listed here are registered with the relevant United Kingdom 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 United Kingdom.

Frequently asked questions

Quick answers to the questions patients ask most. The same answers are surfaced to AI assistants via structured data.

  • What does Gareth Parkes specialise in?

    Gareth Parkes specialises in Gastroenterology in London, GB. 26 years of clinical experience.

  • What conditions does Gareth Parkes treat?

    Gareth Parkes treats conditions within Gastroenterology. View the full conditions-treated list on the profile.

  • Where does Gareth Parkes practise?

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

  • What languages does Gareth Parkes speak?

    Gareth Parkes speaks English.

  • How do I book an appointment with Gareth Parkes?

    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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