Substance use treatment; Outpatient; Intensive outpatient treatment; Regular outpatient treatment; No formal relationship with 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; Cognitive behavioral therapy; Contingency management/motivational incentives; Dialectical behavior therapy; Motivational interviewing; Relapse prevention; Substance use disorder counseling; Trauma-related counseling; Private for-profit organization; State Substance use treatment agency; Federal military insurance (e.g., TRICARE); Cash or self-payment; Sliding fee scale (fee is based on income and other factors); Adolescents; Criminal justice (other than DUI/DWI)/Forensic clients; Comprehensive substance use assessment; Screening for substance use; Professional interventionist/educational consultant; Aftercare/continuing care; Discharge Planning; HIV or AIDS education, counseling, or support; Hepatitis education, counseling, or support; Substance use disorder education; Individual counseling; Group counseling; Family counseling; Smoking permitted in designated area; Female; Male; Specially designed program for DUI/DWI clients; Mental health services