National Survey of Substance Abuse and Treatment Services

N-SSATS is a component of SAMHSA’s Behavioral Health Services Information System (BHSIS). The core of BHSIS is the I-BHS, a continuously updated, comprehensive listing of all known substance use treatment facilities and mental health treatment facilities.<br>In 2021, the National Substance Use and Mental Health Services Survey (N-SUMHSS) replaced the N-SSATS and the N-MHSS. It combines questions for substance use and mental health facilities.