MB BCh, PhD, MRCP
Live bookings available
31 years of experience
Harrow, HA1 3RX
(+8 more)
32 connections in healthcare
Skill endorsed
by Dr Ash Husain, Dr Matthew Knight and 4 other professionals
Live bookings available
31 years of experience
Harrow, HA1 3RX
(+8 more)
32 connections in healthcare
Skill endorsed
by Dr Ash Husain, Dr Matthew Knight and 4 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, bowel and colorectal cancer, upper gastrointestinal cancer and mesothelioma, 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, colorectal and upper gastrointestinal 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
PhD, Imperial College (2007)
MRCP (1998)
MB BCh, University of Wales (1995)
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
Elstree Cancer Centre, Elstree, London, United Kingdom, WD6 3SZ
Howlands, Welwyn Garden City, United Kingdom, AL7 4HQ
Areas of expertise
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Follow appointment re CT scan explained results and action to go forward with treatment
I was very happy with the meeting and glad I had a face to face to raise my queries. Dr Polychronis addressed them and advised me.
Dr Polychronis is a superb professional. He is kind, patient, and takes the time to listen. I always feel comfortable and well cared for, and I would happily recommend him to others.

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
CardiologistAndreas is an excellent Oncologist, well informed, professional and with the highest standards. I would highly recommend him.
24 Apr 2026
Mr Simon Harris
General Surgeon
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 5 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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