Despite extensive local opposition and legal challenges in Lewisham, the merger was approved by Secretary of State for Health Jeremy Hunt on 26 September 2013.

[10] The Trust was given an £8.5m bailout of public dividend capital by the Department of Health to cover an unexpected deficit for the financial year 2014–15.

[11] The General Medical Council put the trust on an enhanced monitoring list in February 2017 after complaints from junior doctors about "clinical supervision, serious incident reporting, trust leadership, rotas and rota management, workload, educational supervision, pastoral support and access to educational opportunities".

[17] They reached Christmas singles chart number one in 2015 with their charity record "A Bridge over You", beating Justin Bieber's top-selling "Love Yourself" in the process.

[21] As the new record was seen as just a remix,[22] "Holy" ended up at Number 41 in the Christmas chart with 17,594 sales, after being classed as per the original release with no additional credit for the Lewisham and Greenwich NHS Choir.