Substance use treatment; Treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children; Outpatient; Regular outpatient treatment; Other contracted prescribing entity; Accepts clients using medication assisted treatment for alcohol use disorder but prescribed elsewhere; Other contracted prescribing entity; Accepts clients using MAT but prescribed elsewhere; Anger management; Cognitive behavioral therapy; Substance use disorder counseling; Private for-profit organization; State department of health; IHS/Tribal/Urban (ITU) funds; Medicare; Medicaid; Cash or self-payment; State-financed health insurance plan other than Medicaid; SAMHSA funding/block grants; Payment assistance (check with facility for details); Adolescents; Outreach to persons in the community; Discharge Planning; Outcome follow-up after discharge; Mentoring/peer support; Employment counseling or training; Substance use disorder education; Individual counseling; Family counseling; Smoking not permitted; Children/adolescents; Female; Male; Spanish; Vaping not permitted; Case management service; Mental health services; Social skills development; Transportation assistance