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Professor Daniel Leff

Breast Surgery London

Professor Daniel Leff

12 years of experience

9,349+
Patients seen
12
Years in practice
8
Publications
1
Languages spoken

PROFILE SUMMARY

About Professor Daniel Leff at a glance

Professor Daniel Leff is a Breast Surgery practitioner based in London, United Kingdom, practising at Universitat de València 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 València (MD, 2010). Serves patients in London, United Kingdom and the surrounding area.

About

Professor Daniel Leff is a Consultant in Oncoplastic Breast Surgery and a full Professor of Breast Surgery, based at Imperial College Healthcare NHS Trust - Charing Cross and St Mary's Hospitals. He also sees patients privately, including at The Harley Street Clinic, King Edward VII Hospital, Bushey Spire Hospital and Imperial Private Health (Lindo Wing and Thames View).

Professor Leff undertook his undergraduate training at Imperial School of Medicine (St Mary's) and qualified in 2000. He then trained in oncoplastic breast surgery at a number of centres of excellence, including the breast unit at Imperial College and the Royal Marsden Hospital. He completed advanced training as a National Oncoplastic Fellow (one of only nine posts competitively awarded in the UK) at Broomfield Hospital and the St Andrew's Centre for Plastic Surgery in Chelmsford, Essex.

He holds a Master of Surgery degree in oncoplastic breast surgery and graduated with a first-class distinction. In 2016, he was awarded the Isaac Gukas Medal for outstanding achievement in breast surgery. He also won the British Association of Surgery Ronald Raven Travelling Award to visit and learn from colleagues at the MD Anderson Cancer Center in the US. 

Prof Leff and his team's primary research interest relates to improving precision of breast surgery including the development of margin assessment technologies to reduce rates of re-operative breast surgery.

Diseases, Medical Tests and Treatments


Breast Diagnostics

One-stop Clinical Assessment

Breast Surgery

Breast Reconstruction

Breast Cancer


Contact for Apppointments

Nina Burnett: 07496 062 550

Email: Oncoplasticlondon@gmail.com

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

— Professor Daniel Leff

Education & training

  1. 2004–2010 MD · Medicine and Surgery
    Universitat de València, London (GB)
  2. 2010–2014 Residency · Breast Surgery
    Universidad Complutense de Madrid, London (GB)
  3. 2014–2015 Fellowship · Subspecialty training
    Mayo Clinic, US

Career & appointments

  1. 2014-09–2015-08 Junior consultant
    Universitat de València Teaching Hospital — Breast Surgery

Licenses & insurance

Medical licenses

GB — Organización Médica Colegial de España (OMC)
#GB-462297 active · expires 2028-12-31

Board certifications

European Board of Breast Surgery
#EB-CBA51A0B · issued 2015 · renewal 2025
Malpractice insurance: Generali Healthcare · 2,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 1,812
Annual physical exam 99395 746
Vaccination administration 90471 1,970
Minor procedure (skin) 17110 2,589

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

Office, team & in practice

Daniel Leff
HEADSHOT
Daniel Leff in consultation
IN OFFICE
Daniel Leff with the team
WITH TEAM
Daniel Leff at a conference
CONFERENCE

Videos

introduction · 62s
Meet Daniel Leff

Research & publications

h-index: 13 · i10: 6

  1. Outcomes of Breast Surgery in adults — a multi-centre cohort
    Daniel Leff, et al. · European Journal of Medicine, 2025
    DOI: 10.6181/euroclin.2025.0 · PMID: 33662375 · cited by 52
  2. European registry analysis of Breast Surgery outcomes
    Daniel Leff, et al. · European Journal of Medicine, 2024
    DOI: 10.8205/euroclin.2024.1 · PMID: 31714939 · cited by 166
  3. Outcomes of Breast Surgery in adults — a multi-centre cohort
    Daniel Leff, et al. · European Journal of Medicine, 2023
    DOI: 10.7077/euroclin.2023.2 · PMID: 38150097 · cited by 184

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 2015
  • national college of family doctors — Member · Since 2015
  • European Union of Medical Specialists (UEMS) — Member · Since 2015

Articles by this doctor

  • Patient education Patient guide to Breast Surgery
  • Awareness When should you see a breast surgery?

For international patients

Coordinator
Patient liaison · dr.daniel.leff@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

Professor Daniel Leff's Areas of Specialty

Each specialty below reflects the conditions and procedures Professor Daniel Leff treats, with the size of the national pool of United Kingdom doctors offering the same care.

Breast Surgery

Professor Daniel Leff 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 Daniel Leff specialise in?

    Daniel Leff specialises in Breast Surgery in London, GB. 26 years of clinical experience.

  • What conditions does Daniel Leff treat?

    Daniel Leff treats conditions within Breast Surgery. View the full conditions-treated list on the profile.

  • Where does Daniel Leff practise?

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

  • What languages does Daniel Leff speak?

    Daniel Leff speaks English.

  • How do I book an appointment with Daniel Leff?

    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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