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Dr Yiannis Kallis

Verificado Gastroenterologia London

Dr Yiannis Kallis

2 anos de experiência 4.9 (334 avaliações verificadas)

7,309+
Patients seen
2
Years in practice
8
Publications
1
Languages spoken

PROFILE SUMMARY

About Dr Yiannis Kallis at a glance

Dr Yiannis Kallis is a Gastroenterologia practitioner based in London, Reino Unido, practising at Universidad de Navarra Teaching Hospital. They have 28+ years of clinical experience. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Universidad de Navarra (MD, 2023). Serves patients in London, Reino Unido and the surrounding area.

Sobre

Please be aware that during the COVID-19 outbreak Dr Kallis will be undertaking face-to-face consultations if required. Video and telephone consultations are also available, please contact for further information.

Dr Yiannis Kallis is a Consultant Hepatologist and Gastroenterologist at the Royal London Hospital (Barts Health NHS Trust) and the Royal Free Hospital London, two of the UK's leading teaching hospitals, where his practice covers a broad range of gastro-intestinal diseases. He specialises in liver disease and disorders of the pancreas and bile ducts, and runs the NE London outreach liver transplant network. He has been Clinical Lead for Hepatology at the Royal London Hospital and Network Director for Hepatology across NE London integrated care service.

He is a highly skilled in diagnostic and therapeutic endoscopy and colonoscopy, with a particular expertise in complex ERCP (endoscopy of the bile duct and pancreatic duct).  He has been at the forefront of research into developing novel endoscopic treatments for pancreato-biliary cancers, and is a specialist advisor to the National Institute of Health and Care Excellence (NICE) in this field. He has served on the British Society for Gastroenterology (BSG) liver committee and the British Liver Transplant Group committee.

He graduated from Cambridge University with Distinction and undertook postgraduate specialty training across several leading London teaching hospitals. He was awarded a PhD in 2010 for his research into liver fibrosis, stem cells and regeneration at Imperial College London and Cancer Research UK, and publishes his work in high impact peer-reviewed journals.

He is currently an Honorary Clinical Senior Lecturer at Barts and the London School of Medicine and Dentistry, QMUL, where he is a principal investigator on several multi centre clinical trials in treatments for advanced liver disease and for inflammatory disorders of bile ducts. He regularly lectures in gastroenterology and hepatology and supervises MSc student projects in liver disease at QMUL. He sits on the writing group for national guidelines in liver disease.

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

— Dr Yiannis Kallis

Educação e formação

  1. 2017–2023 MD · Medicine and Surgery
    Universidad de Navarra, London (GB)
  2. 2023–2027 Residency · Gastroenterologia
    UAB Barcelona, London (GB)
  3. 2027–2028 Fellowship · Subspecialty training
    AP-HP Paris, FR

Carreira e nomeações

  1. 2027-09–2028-08 Junior consultant
    Universidad de Navarra Teaching Hospital — Gastroenterologia

Licenças e seguros

Licenças médicas

GB — Organización Médica Colegial de España (OMC)
#GB-983084 active · expires 2028-12-31

Certificações do conselho

European Board of Gastroenterologia
#EB-7EA111E6 · issued 2028 · renewal 2038
Seguro de responsabilidade profissional: Allianz Professional · 2,000,000 EUR cobertura · No claims on file

Procedimentos realizados

ProcedimentoCódigoTotal acumulado
GP consultation 99213 965
Annual physical exam 99395 1,987
Vaccination administration 90471 2,907
Minor procedure (skin) 17110 1,988

Serviços e preços

ServiçoDuraçãoModalidadePreço
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 30 min in_clinic 450.00 EUR
Minor procedure (skin) 120 min in_clinic 180.00 EUR

Consultório, equipa e na prática

Yiannis Kallis
HEADSHOT
Yiannis Kallis in consultation
IN OFFICE
Yiannis Kallis with the team
WITH TEAM
Yiannis Kallis at a conference
CONFERENCE

Vídeos

introduction · 120s
Meet Yiannis Kallis

Investigação e publicações

índice h: 3 · i10: 10

  1. Outcomes of Gastroenterologia in adults — a multi-centre cohort
    Yiannis Kallis, et al. · European Journal of Medicine, 2025
    DOI: 10.5572/euroclin.2025.0 · PMID: 36258348 · citado por 141
  2. European registry analysis of Gastroenterologia outcomes
    Yiannis Kallis, et al. · European Journal of Medicine, 2024
    DOI: 10.3448/euroclin.2024.1 · PMID: 37486338 · citado por 7
  3. Outcomes of Gastroenterologia in adults — a multi-centre cohort
    Yiannis Kallis, et al. · European Journal of Medicine, 2023
    DOI: 10.3839/euroclin.2023.2 · PMID: 34585616 · citado por 145

Palestras convidadas

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

Prémios e afiliações

Prémios

  • 🏆 Top-rated Gastroenterologia — London · EuroClinics Patient Choice · 2025 · regional
  • 🏆 Excellence in Patient Care · National Society · 2024 · national
  • 🏆 Young Investigator Award · European Society · 2023 · international

Filiações em sociedades

  • WONCA Europe — Family Doctors — Member · Desde 2028
  • national college of family doctors — Member · Desde 2028
  • European Union of Medical Specialists (UEMS) — Member · Desde 2028

Artigos deste médico

  • Patient education Patient guide to Gastroenterologia
  • Awareness When should you see a gastroenterologia?

Para pacientes internacionais

Coordenador
Patient liaison · dr.yiannis.kallis@euroclinics.example
Seguros internacionais aceites
Allianz Worldwide · AXA Global · BUPA Global · Cigna Global

Localização

1 etiqueta

Avaliações dos pacientes

334 avaliações verificadas
4.93
★★★★⯨
334 avaliações
5★ 2
4★ 1
3★ 0
2★ 0
1★ 0
Bedside Manner
5.0
Knowledge
5.0
Wait Time
4.7
Staff Friendliness
5.0
Ease Of Appointment
4.8
Value For Money
4.9
Would Recommend Pct
98.0
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Avaliações recentes

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

SPECIALTIES & PROCEDURES

Dr Yiannis Kallis's Areas of Specialty

Each specialty below reflects the conditions and procedures Dr Yiannis Kallis treats, with the size of the national pool of Reino Unido doctors offering the same care.

Gastroenterologia

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

Dr Yiannis Kallis is one of 792 gastroenterologia doctors indexed in Reino Unido. Browse gastroenterologia doctors in Reino Unido →

LOCAL CARE CONTEXT

Why local healthcare in London matters

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

Perguntas frequentes

Respostas rápidas às perguntas que os pacientes mais fazem. As mesmas respostas são entregues a assistentes de IA por meio de dados estruturados.

  • What does Yiannis Kallis specialise in?

    Yiannis Kallis specialises in Gastroenterologia in London, GB. 28 years of clinical experience.

  • What conditions does Yiannis Kallis treat?

    Yiannis Kallis treats conditions within Gastroenterologia. View the full conditions-treated list on the profile.

  • Where does Yiannis Kallis practise?

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

  • What languages does Yiannis Kallis speak?

    Yiannis Kallis speaks English.

  • How do I book an appointment with Yiannis Kallis?

    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.

  • What do patients say about Yiannis Kallis?

    Yiannis Kallis has a verified rating of 4.93/5 from 334 patient reviews. Read the most recent reviews on the profile page.

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