Substance use treatment; Outpatient; Intensive outpatient treatment; Regular outpatient treatment; Naltrexone used in Treatment; In-network prescribing entity; Accepts clients using medication assisted treatment for alcohol use disorder but prescribed elsewhere; No formal relationship with prescribing entity; Accepts clients using MAT but prescribed elsewhere; Naltrexone (oral); Medication for mental disorders; Anger management; Brief intervention; Cognitive behavioral therapy; Contingency management/motivational incentives; Motivational interviewing; Relapse prevention; Substance use disorder counseling; Trauma-related counseling; 12-step facilitation; Private non-profit organization; State Substance use treatment agency; State department of health; SAMHSA certification for opioid treatment program (OTP); Federal, or any government funding for substance use treatment programs; Medicaid; Cash or self-payment; Sliding fee scale (fee is based on income and other factors); Adult women; Pregnant/postpartum women; Comprehensive mental health assessment; Comprehensive substance use assessment; Interim services for clients; Screening for tobacco use; Screening for substance use; Screening for mental disorders; Drug or alcohol urine screening; Aftercare/continuing care; Discharge Planning; Naloxone and overdose education; Outcome follow-up after discharge; Treatment for other addiction disorder; HIV or AIDS education, counseling, or support; Hepatitis education, counseling, or support; Substance use disorder education; Smoking/vaping/tobacco cessation counseling; Individual counseling; Group counseling; Family counseling; Marital/couples counseling; Vocational training or educational support (for example, high school coursework, GED preparation, etc.) ; Smoking not permitted; Adults; Young adults; Female; Male; Vaping permitted in designated area; Case management service; Child care for clients’ children; Mental health services; Social skills development; Transportation assistance