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; Accepts clients using medication assisted treatment for alcohol use disorder but prescribed elsewhere; No formal relationship with prescribing entity; Does not treat opioid use disorders; Anger management; Cognitive behavioral therapy; Motivational interviewing; Trauma-related counseling; Telemedicine/telehealth therapy; 12-step facilitation; Private non-profit organization; Federal, or any government funding for substance use treatment programs; Medicare; Federal military insurance (e.g., TRICARE); Private health insurance; Cash or self-payment; Comprehensive mental health assessment; Comprehensive substance use assessment; Screening for tobacco use; Screening for substance use; Screening for mental disorders; Aftercare/continuing care; Treatment for other addiction disorder; Individual counseling; Family counseling; Marital/couples counseling; Smoking permitted without restriction; Children/adolescents; Female; Male; Vaping not permitted; Mental health services