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Mr Marios Konstantinos Tasoulis

Breast Surgery London

Mr Marios Konstantinos Tasoulis

2 years of experience

10,534+
Patients seen
2
Years in practice
5
Publications
2
Languages spoken

PROFILE SUMMARY

About Mr Marios Konstantinos Tasoulis at a glance

Mr Marios Konstantinos Tasoulis is a Breast Surgery practitioner based in London, United Kingdom, practising at Universidad de Navarra Teaching Hospital. They have 20+ years of clinical experience. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Universidad de Navarra (MD, 2020). Serves patients in London, United Kingdom and the surrounding area.

VERIFIED PHYSICIAN PROFILE · UPDATED MAY 2026

About

Mr. Marios Konstantinos Tasoulis is a consultant breast surgeon at the Women’s Health Centre, located at 27-29 Harley Street, and a member of the Leaders in Breast Surgery practice, both part of HCA Healthcare UK. His expertise lies in oncoplastic and reconstructive breast surgery, with a particular focus on surgical de-escalation following neoadjuvant systemic therapy. Mr Tasoulis offers a wide range of procedures for the surgical management of breast cancer including breast conserving surgery with oncoplastic remodelling, nipple and skin sparing mastectomy and breast reconstruction. He also has a special interest in the management of breast implant-associated anaplastic large cell lymphoma (BIA-ALCL), an uncommon type of blood cancer that has been linked with some types of breast implants.

Mr. Tasoulis completed his medical degree at the National and Kapodistrian University of Athens, where he also earned his PhD in 2012 and underwent his surgical training. He was awarded scholarships for both his undergraduate and postgraduate education.

He received a prestigious fellowship from the European Society of Surgical Oncology (ESSO) and served as a Visiting Assistant Professor in the Breast Unit at Yale University before joining The Royal Marsden Hospital where his NHS Practice is based.

Mr Tasoulis is also committed in education and training. At The Royal Marsden, Mr. Tasoulis leads the National Advanced Training in Oncoplastic Breast Surgery Fellowship. He teaches on courses at The Royal College of Surgeons of England and is member of the Surgical Trainers Faculty at The Royal College of Surgeons of Edinburgh. Additionally, he serves as an examiner for the European Board Exam in Breast Surgery and is a member of the American Society of Breast Surgeons (ASBrS) Oncoplastic Breast Surgery Certification Task Force. In 2023, Mr Tasoulis graduated from the prestigious American Society of Clinical Oncology (ASCO) Education Scholars Program, for leaders in medical education and he is also regularly mentoring young oncology professionals via the ASCO mentoring program. 

In addition to his clinical work, Mr. Tasoulis is actively involved in research. He has served as Chief Investigator and Local Principal Investigator on multiple international and national studies and has contributed to steering committees for international clinical trials. He has published extensively in peer-reviewed journals and is an associate editor for breast cancer at the European Journal of Surgical Oncology (EJSO). Mr. Tasoulis is frequently invited to speak at scientific conferences in Europe, Australia, Asia, and South America.

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

— Mr Marios Konstantinos Tasoulis

Education & training

  1. 2014–2020 MD · Medicine and Surgery
    Universidad de Navarra, London (GB)
  2. 2020–2024 Residency · Breast Surgery
    Universitat de València, London (GB)

Career & appointments

  1. 2024-09–2025-08 Junior consultant
    Universidad de Navarra Teaching Hospital — Breast Surgery

Licenses & insurance

Medical licenses

GB — Organización Médica Colegial de España (OMC)
#GB-782173 active · expires 2028-12-31

Board certifications

European Board of Breast Surgery
#EB-07143331 · issued 2025 · renewal 2035
Malpractice insurance: AmTrust Europe · 5,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 84
Annual physical exam 99395 2,114
Vaccination administration 90471 594
Minor procedure (skin) 17110 2,221

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 120 min in_clinic 360.00 EUR
Minor procedure (skin) 30 min in_clinic 270.00 EUR

Office, team & in practice

Marios Konstantinos Tasoulis
HEADSHOT
Marios Konstantinos Tasoulis in consultation
IN OFFICE
Marios Konstantinos Tasoulis with the team
WITH TEAM
Marios Konstantinos Tasoulis at a conference
CONFERENCE

Videos

introduction · 139s
Meet Marios Konstantinos Tasoulis

Research & publications

h-index: 20 · i10: 11

  1. Validation of clinical scoring in Breast Surgery
    Marios Konstantinos Tasoulis, et al. · European Journal of Medicine, 2026
    DOI: 10.8241/euroclin.2026.0 · PMID: 32294398 · cited by 44
  2. Long-term follow-up of Breast Surgery across GB
    Marios Konstantinos Tasoulis, et al. · European Journal of Medicine, 2025
    DOI: 10.4911/euroclin.2025.1 · PMID: 39945521 · cited by 134
  3. Validation of clinical scoring in Breast Surgery
    Marios Konstantinos Tasoulis, et al. · European Journal of Medicine, 2024
    DOI: 10.1976/euroclin.2024.2 · PMID: 36257816 · cited by 48

Invited talks

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

Awards & memberships

Awards

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

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

Articles by this doctor

  • Patient education Patient guide to Breast Surgery 2026-03-20 · 7 min read
  • Awareness When should you see a breast surgery? 2026-01-08 · 10 min read

For international patients

Coordinator
Patient liaison · marios.konstantinos.tasoulis@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

Mr Marios Konstantinos Tasoulis's Areas of Specialty

Each specialty below reflects the conditions and procedures Mr Marios Konstantinos Tasoulis treats, with the size of the national pool of United Kingdom doctors offering the same care.

Breast Surgery

Mr Marios Konstantinos Tasoulis is one of 277 breast surgery doctors indexed in United Kingdom. Browse breast surgery 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.

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Frequently asked questions

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

  • What does Marios Konstantinos Tasoulis specialise in?

    Marios Konstantinos Tasoulis specialises in Breast Surgery in London, GB. 20 years of clinical experience.

  • What conditions does Marios Konstantinos Tasoulis treat?

    Marios Konstantinos Tasoulis treats conditions within Breast Surgery. View the full conditions-treated list on the profile.

  • Where does Marios Konstantinos Tasoulis practise?

    Marios Konstantinos Tasoulis practises in London, GB. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does Marios Konstantinos Tasoulis speak?

    Marios Konstantinos Tasoulis speaks English, Greek.

  • How do I book an appointment with Marios Konstantinos Tasoulis?

    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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