[1] A fully equipped hospital was built on site in the early 1920s, a plastic and oral surgery unit developed by Sir Harold Gillies moved onto the site in 1925 and a Tropical Diseases unit was established for former prisoners of war in 1945.

[2] The Douglas Bader Unit (named after double-amputee RAF pilot Sir Douglas Bader), an established international centre of excellence in the field of research and development of rehabilitation techniques, was opened on the site by Diana, Princess of Wales in 1993.

The new facilities, designed by P. M. Devereux and built by Bovis Lend Lease at a cost of £55 million,[3] were officially opened by the Duke of Gloucester on 1 November 2006.

[1] At 00:17 on 16 February 2013 a fire started in Rose ward, a non public access unit.

[5] The hospital also had three inpatient wards run by the South West London and St George's Mental Health NHS Trust.