Substance use treatment; Detoxification; Treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children; Hospital inpatient/24-hour hospital inpatient; Outpatient; Hospital inpatient detoxification; Intensive outpatient treatment; Regular outpatient treatment; Psychiatric hospital; No formal relationship with prescribing entity; This facility administers/prescribes medication for alcohol use disorder; No formal relationship with prescribing entity; Accepts clients using MAT but prescribed elsewhere; Acamprosate (Campral®); Medication for mental disorders; Nicotine replacement; Cognitive behavioral therapy; Substance use disorder counseling; Trauma-related counseling; Telemedicine/telehealth therapy; Private non-profit organization; State department of health; The Joint Commission; Medicare; Medicaid; Federal military insurance (e.g., TRICARE); Private health insurance; Cash or self-payment; Clients with co-occurring mental and substance use disorders; Comprehensive mental health assessment; Outreach to persons in the community; Complete medical history/physical exam; Screening for tobacco use; Screening for substance use; Screening for mental disorders; Drug or alcohol urine screening; Aftercare/continuing care; Discharge Planning; Assistance with obtaining social services; Alcohol Detoxification; Benzodiazepines Detoxification; Opioids detoxification; Medication routinely used during detoxification; Individual counseling; Group counseling; Family counseling; Marital/couples counseling; Smoking not permitted; Children/adolescents; Female; Male; Vaping not permitted; Case management service; Mental health services; Social skills development; Transportation assistance