CMHC - Countess Mountbatten Hospice Charity Countess Mountbatten House is an NHS hospice that opened in 1977 and is currently part of and managed by Southampton University Hospitals NHS Trust. The hospice serves a population of around 720,000 people in a catchment area that spans approximately 460 square miles. Cmhcharity.org.uk~Site InfoWhoisTrace RouteRBL Check