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Enquiry form
General enquiries:
+44 (0)207 935 4444
Book an appointment:
+44 (0)207 616 7693
Self-pay enquiry:
+44 (0)203 219 3315
The London Clinic

Specialties and sub-specialties


Professional profile

Dr Peter Osin is a consultant Histopathologist/Cytopathologist with special interest and expertise in breast pathology.
He qualified from Novosibirsk State Medical School, Russia, with Diploma Cum Laude in 1989.
His postgraduate training in Histopathology was based at the Institute of Pathology, University of Jerusalem; St George’s Hospital, London; and University College Hospital, London.
Dr Osin is a Fellow of the Royal College of Pathologists, and was awarded the Gilbert Fellowship in 1997 and The Breakthrough Cancer Research Fellowship in 1999.
Dr Osin has a Doctor of Medicine degree from the University of London (2001). Dr Osin was appointed Consultant Histopathologist at the Royal Marsden in 2001 as a specialist Breast Histopathologist/Cytopathologist.
His areas of clinical expertise and research interest are early breast cancer, familial breast cancer and the molecular pathology of breast cancer.
Dr Osin has experience in translational aspects of national and international breast cancer trials involving the Royal Marsden Hospital and the Institute of Cancer research (HERA trial, IMPACT, ISLAND etc).
He has over 30 publications in peer-reviewed journals including The Lancet, Oncogene, Cancer Research, Journal of Pathology, International Journal of Cancer, Cytopathology and British Journal of Cancer and has made numerous presentations at international scientific meetings.

Current posts

  • Consultant Histopathologist/Cytopathologist
    Royal Marsden NHS Foundation Trust

Medical training

Year qualified 1989
  • Novosibirsk State Medical School, Russia 1989

Languages spoken


Main numbers

General enquiries: 020 7935 4444 Appointments: 020 7616 7693 Self-Pay: 020 3219 3315

Contact numbers for service departments

Other numbers

Concierge service: 020 3219 3323International office: 020 3219 3266Invoice and payment enquiries: 020 7616 7708Press office: 020 7616 7676

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