It is the largest academic health science centre in the world, treats more than 1.5 million patients each year, has a combined annual turnover of around £2 billion and includes around 3,500 scientists, senior researchers and consultants.

An alliance between UCL, UCLPartners, Yale University and Yale-New Haven Hospital was announced in October 2009.

[8] Barking, Havering and Redbridge University Hospitals NHS Trust agreed to join UCLPartners in April 2012.

[9] In May 2013 UCLPartners was officially designated as one of 15 Academic Health Science Networks established by the NHS in England.

[10] In April 2014 UCLPartners established MedCity, an initiative to develop the life sciences cluster in London and the wider "golden triangle", in partnership with the Mayor of London, King's Health Partners, Imperial College Academic Health Science Centre and the Universities of Cambridge and Oxford.