Substance Abuse and Mental Health Services Administration

Substance Abuse and Mental Health Services Administration (SAMHSA) is the US Federal agency charged with improving the quality and availability of prevention, treatment, and rehabilitative services in order to reduce illness, death, disability, and cost to society resulting from substance abuse and mental illnesses. The Substance Abuse and Mental Health Services Administration (SAMHSA) is a branch of the United States Department of Health and Human Services.