MB BCh, PhD, FRCP
Live bookings available
31 years of experience
Harrow, HA1 3RX
(+7 more)
36 connections in healthcare
Skill endorsed
by Mr Nizar Asadi, Dr Ash Husain and 5 other professionals
Live bookings available
31 years of experience
Harrow, HA1 3RX
(+7 more)
36 connections in healthcare
Skill endorsed
by Mr Nizar Asadi, Dr Ash Husain and 5 other professionals
Areas of expertise
Contact
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Dr Andreas Polychronis is a Consultant Medical Oncologist specialising in thoracic and gastrointestinal cancers, including cancers of unknown primary and acute oncology. His clinical interests include lung cancer, and mesothelioma; bowel and colorectal cancer, as well as chemotherapy, biological agents and the use of immunotherapies in cancer.
Dr Polychronis qualified in medicine in 1995 and obtained MRCP in 1998. His post-qualification training included Guy's and St Thomas', St George's, the Royal Marsden, the Royal Free and Mount Vernon Hospitals. He subsequently completed specialist training in medical oncology through the pan-Thames rotation.
As a research fellow at the Cancer Cell Biology Laboratories at Imperial College, Dr Polychronis undertook work leading to a PhD in molecular biology. He obtained his PhD in 2007, with research focusing on growth factor signalling pathways in cancer. Dr Polychronis is actively involved in clinical research, acting as a chief national and local principal investigator on clinical trials within the national portfolio and participating in phase II and III clinical trials of novel therapeutic agents.
Dr Polychronis works within multidisciplinary teams covering lung, mesothelioma and colorectal cancers, contributing to specialist discussions involving medical and surgical disciplines. He also advises pharmaceutical companies on relevant cancer strategies.
He is a member of the Royal College of Physicians, the American Society of Clinical Oncology, the British Thoracic Oncology Group and the Association of Cancer Physicians of the UK.
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General Medical Council
No. 4182397
Royal College of Physicians
No. 78384
University of Wales College of Medicine
Medicine
Graduated 1995
Imperial College London
Medicine
Graduated 2006
FRCP (2013)
PhD, Imperial College (2007)
MRCP (1998)
MB BCh, University of Wales (1995)
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New appointment
£300Follow-up appointment
£220The Clementine Churchill Hospital, Sudbury Hill, Harrow, United Kingdom, HA1 3RX
Chelsea Bridge Road, London, United Kingdom, SW1W 8RH
Ambrose Lane, Harpenden, United Kingdom, AL5 4BP
Heathbourne Road, Bushey, United Kingdom, WD23 1RD
Rickmansworth Road, Northwood, London, United Kingdom, HA6 2JW
39-42 Osborne Road, Windsor, United Kingdom, SL4 3SJ
3 White Hill, Rickmansworth HA6 2RN, Northwood, United Kingdom, HA6 2RN
Howlands, Welwyn Garden City, United Kingdom, AL7 4HQ
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Dr Polychronis has been my Oncologist for five years and I would recommend his services wholeheartedly and without reservation.

Thank you for your kind comments!
Every thing explained in very simple positive way.

Thank you for your positive feedback.
A brilliant oncologist. Very knowledgable and always gave me choices. Has kept me alive for years. I highly recommend him. Thank you for everything you are doing for me Dr P!
Telephone feedback re CT scan result. Friendly, reassuring and professional.

I’m pleased I was able to reassure. Many thanks.
Excellent doctor. Very candid with his answers but sensible and sensitive with difficult news. I have trusted him with my life for almost 10 years. Highly recommend him.

Thank you for your kind words!
Excellent oncologist. I would highly recommend him. Always candid conversations and to the point. I trust him with my life.
Sadly I did not see Dr Polychronis in person it was a telephone consultation. It provided me with the information needed

Thanks for the comment. Always happy to see you face to face if preferable.
Dr Polychronis says it as it is I’d been having a few difficult weeks with my cancer but his advice was good and I’m back having treatment after nearly 5 years under his continuous care He has made some very good decisions around my treatment for cancer

Thank you so much for your kind words!
The best of the best

Thank you so much for your kind words!
Excellent oncologist whom I work with closely treating complex lung cancer patients.
17 Oct 2026
Mr Nizar Asadi
Cardiothoracic Surgeon
Dr Ash Husain
Respiratory DoctorExcellent oncologist who delivers a high standard of patient care
21 Aug 2026
Dr Matthew Knight
Respiratory Doctor
Dr Paul Kirk
Cardiologist
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Find out more on the Doctify Health hub for Dr Andreas Polychronis's specialty, Oncology.
What are Dr Andreas Polychronis's reviews like?
Dr Andreas Polychronis's overall patient rating is 5 out of 5 stars on Doctify. This is based on 16 reviews.
What languages does Dr Andreas Polychronis speak?
Dr Andreas Polychronis speaks English and Greek
Where is Dr Andreas Polychronis located?
Dr Andreas Polychronis primarily practices at The Clementine Churchill Hospital (part of Circle Health Group), located at The Clementine Churchill Hospital, Sudbury Hill, Harrow, United Kingdom, HA1 3RX
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What are Dr Andreas Polychronis working hours?
Dr Andreas Polychronis is working Monday (09:30 - 12:30, 13:30 - 17:00), Thursday (13:30 - 15:30)
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Does Dr Andreas Polychronis accept new patients?
Dr Andreas Polychronis generally accepts new patients.
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