NHS Ayrshire and Arran (Gaelic: Bòrd SSN Siorrachd Inbhir Àir agus Eilean Arainn) is one of the fourteen regions of NHS Scotland. It was formed on 1 April 2004.
It has a responsibility to provide health and social care to almost 400,000 people with an operating budget of around £700 million (for 2013-2014).
The health board has almost 6,000 staff working in their hospitals, and almost 2,500 staff working in the community.
It is also responsible for the care provided by: