General enquiries

+44 (0) 20 7079 4399

Call HCA from 8am-8pm Mon-Fri and 9am-5pm Sat

Our Specialists
Mark Harries image


Mark Harries





Dr Mark Harries is a Consultant Medical Oncologist at Guy's and St Thomas' Hospitals NHS Foundation Trust and honorary senior lecturer at Kings College London School of Medicine. He specialises in the treatment of Breast Cancer and Melanoma.

Dr Harries graduated from Cambridge University and underwent clinical training at the Royal London Hospital. He trained in Medical Oncology at the Royal Marsden Hospital and completed a PhD and post-doctoral work in the Department of Immunology at University College, London. His research interests include immunotherapy for melanoma and breast cancer as well as clinical trials of new biological agents for these diseases.

He has published many papers and presents regularly at national and international conferences. He is Oncology Editor for the International Journal of Clinical Practise. Dr Harries is also a member of national cancer Research network melanoma clinical studies group.

The Harley Street Clinic
The Lister Hospital
The Lister Fertility Clinic
London Bridge Hospital
The Portland Hospital
The Princess Grace Hospital
Wellington hospital
HCA Healthcare UK at The Shard
The Harley Street Clinic Children's Hospital
Harley Street Queens
Harley Street at University College Hospital
The Christie Clinic
Sarah Cannon Research UK
Blossoms Healthcare
HCA Laboratories
Roodlane Medical
The Wilmslow Hospital
Galen Health Partners
The London Gamma Knife Centre at St Bartholomew's
HCA Healthcare UK

© copyright 2008 - 2017 HCA Healthcare UK.

Registered Name: HCA International Limited; The part of the UK in which it is registered: England and Wales;
Registered Number: 03020522; Registered Office Address: 242 Marylebone Road London NW1 6JL.