Royal Free London NHS Foundation Trust | 53,037 followers on LinkedIn. Delivering world class expertise at Barnet, Chase Farm, North Middlesex, and the Royal Free hospitals. | Today, the Royal Free London NHS Foundation Trust runs four London hospitals; Barnet Hospital, Chase Farm Hospital, North Middlesex University Hospital in North London, and the Royal Free Hospital in Hampstead. Barnet Hospital and Chase Farm Hospital became part of the Royal Free London NHS Foundation Trust on 1 July 2014. Last year our highly skilled healthcare teams provided treatment and care for over a million patients and achieved some of the best clinical outcomes in England.