Substance Abuse and Mental Health Services AdministrationSubstance Abuse and Mental Health Services Administration (SAMHSA): Adapting Evidence-Based Practices for Under-Resourced Populations. 2022. SAMHSA Publication No. PEP22-06-02-004. Rockville, MD: National Mental Health and Substance Use Policy Laboratory. Substance Abuse and Mental Health Services Administration, 2022.
Under-served and under-resourced describes many diverse groups. When these groups present with substance abuse or mental health issues, SAMHSA has a plan for them. In fact, SAMSHA developed an office to deal with health disparities, the Office of Behavioral Health Equity (OBHE). See their statement on health disparities, their relation to the Patient Protection and Affordable Care Act of 2010, as well as their mission and goals here.