Substance use treatment; Outpatient; Intensive outpatient treatment; Outpatient methadone/buprenorphine or naltrexone treatment; Regular outpatient treatment; Buprenorphine used in Treatment; Other contracted prescribing entity; Accepts clients using medication assisted treatment for alcohol use disorder but prescribed elsewhere; No formal relationship with prescribing entity; Prescribes buprenorphine; Accepts clients using MAT but prescribed elsewhere; Buprenorphine with naloxone; Anger management; Brief intervention; Cognitive behavioral therapy; Contingency management/motivational incentives; Motivational interviewing; Matrix Model; Relapse prevention; Substance use disorder counseling; Trauma-related counseling; 12-step facilitation; Private non-profit organization; State Substance use treatment agency; Commission on Accreditation of Rehabilitation Facilities (CARF); Federal, or any government funding for substance use treatment programs; Cash or self-payment; Sliding fee scale (fee is based on income and other factors); Comprehensive substance use assessment; Interim services for clients; Outreach to persons in the community; Screening for substance use; Drug or alcohol urine screening; Aftercare/continuing care; Discharge Planning; Outcome follow-up after discharge; Self-help groups; Recovery coach; Mentoring/peer support; Employment counseling or training; Substance use disorder education; Individual counseling; Group counseling; Smoking permitted in designated area; Children/adolescents; Female; Male; Specially designed program for DUI/DWI clients; Case management service