MBBS, BSc, MSc, MRCP, FRCR, MD(Res)
Oncologist
20 years of experience
London, W1G 0LP
(+2 more)
4 connections in healthcare
20 years of experience
London, W1G 0LP
(+2 more)
4 connections in healthcare
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Dr Alison Ranger is a Consultant Clinical Oncologist with both NHS and private practice at The Royal Marsden Hospital and a private practice at HCA (Harley Street). She specialises in the treatment of patients with breast cancer. She graduated from University College London Medical School in 2005 and went on to complete her specialist oncology training in London. She holds a Master’s degree in Oncology from the University of London and a research degree from the Institute of Cancer Research.
Her academic and clinical research has focused on the development and refinement of complex radiotherapy techniques aimed at delivering highly targeted treatment to the breast and regional lymph nodes while minimising radiation exposure to surrounding organs, particularly the heart and lungs. In recognition of her work in advanced radiotherapy, she was awarded a Proton Beam Visiting Fellowship by the Royal College of Radiologists in 2016, which enabled her to train at MD Anderson Cancer Center in Texas and gain experience in emerging proton beam therapy techniques.
Clinically, Dr Ranger has a specialist interest in radiotherapy for breast cancer, including heart-sparing techniques designed to reduce long-term cardiac risk. She also has expertise in stereotactic radiotherapy for oligometastatic disease and in the management of advanced and metastatic cancer using precision radiotherapy approaches. She has a particular interest in stereotactic ablative radiotherapy for spinal metastases.
General Medical Council
No. 6129374
University of London
Medicine
Graduated 2005
(71)
19a Cavendish Square, London, United Kingdom, W1G 0LP
(3260)
35 Weymouth Street, London, United Kingdom, W1G 8BJ
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Explore videos from Dr Alison Ranger explaining process of procedures and other important things you should know before choosing your provider.

This short video gives you information about having radiotherapy to your breast, including the practicalities of treatment and some of possible short and long term side effects. We would like you to watch this video before your consultation with your breast specialist.
18 May 2026
patientinfolibrary.royalmarsden.nhs.uk

Q&A discussing breast radiotherapy
18 May 2026
patientinfolibrary.royalmarsden.nhs.uk
Read articles from Dr Alison Ranger explaining process of procedures and other important things you should know before choosing your provider.
What languages does Dr Alison Ranger speak?
Dr Alison Ranger speaks English
Where is Dr Alison Ranger located?
Dr Alison Ranger primarily practices at The Royal Marsden Private Care - Cavendish Square, located at 19a Cavendish Square, London, United Kingdom, W1G 0LP
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What are Dr Alison Ranger working hours?
Dr Alison Ranger is working Tuesday (11:00 - 13:00), Thursday (09:00 - 13:00, 13:00 - 17:00)
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Does Dr Alison Ranger accept new patients?
Dr Alison Ranger generally accepts new patients.
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