This is the fourth national report on health services, Aboriginal community controlled and non-community controlled health organisations, funded by the Office for Aboriginal and Torres Strait Islander Health. In 2011-12: – primary health care services provided 2.6 million episodes of care to about 445,000 Aboriginal and Torres Strait Islander clients, a 5% increase from 2010-11; – substance use services provided treatment and assistance to about 32,600 clients, a 14% increase from 2010-11; – Bringing Them Home and Link Up counselling services were accessed by about 9,800 clients, 96% of whom were Aboriginal and Torres Strait Islander clients.