Dr Andy Gaya

  • Clinical Oncologist
  • Spoken languages English


Special clinical interests in colorectal cancer and gastrointestinal.

Dr Gaya qualified at St George’s (University of London) where he was awarded a distinction and several academic prizes. He trained in Clinical Oncology at Imperial College and St Bartholomew’s Hospital and subsequently undertook a Cancer Research UK MD Fellowship at University College London. He has been a consultant clinical oncologist at Guy’s and St Thomas’ Hospitals for 15 years.

Dr Gaya treats all gastrointestinal tumours (e.g. oesophagus, stomach, liver, pancreas, colon, rectum, anus) using chemotherapy, radiotherapy, immunotherapy, biological therapies, and data from tumour genome analysis. Dr Gaya’s main interests are in the areas of functional cancer imaging (Kings College, London), and combining immunotherapy with radiation treatment.

Offering both drug-based and radiation-based therapies and close liaison with surgical and interventional radiology, he is a leading authority on the unique combination of multiple treatment modalities and personalised tumour molecular profiling into a treatment package for each patient.

Professional memberships

  • ASCO
  • Radiosurgical Society

Clinical interests

Dr Andy Gaya has a special clinical interest in colorectal and GI cancers.