The Wellington Hospital in St John's Wood, London is the largest private hospital in the United Kingdom, and owned by the American company, HCA Healthcare.

It comprises a South Building, a North Building and a Diagnostics and Outpatients Centre as well as the Platinum Medical Centre, which specialises in oncology.

Originally commissioned by British and Commonwealth Holdings, the Wellington Hospital was founded by Dr Arthur Levin who wanted to create a modern flagship private hospital.

[1] The South Building, which was designed by Fred Woodhead,[2] opened in April 1974.

[3] The North Building, also designed by Fred Woodhead, opened in 1978.