Substance use treatment; Outpatient; Regular outpatient treatment; Naltrexone used in Treatment; No formal relationship with prescribing entity; Does not treat alcohol use disorder; Prescribes naltrexone; Accepts clients using MAT but prescribed elsewhere; Acamprosate (Campral®); Disulfiram; Naltrexone (oral); Medication for mental disorders; Non-nicotine smoking/tobacco cessation; Anger management; Cognitive behavioral therapy; Motivational interviewing; Substance use disorder counseling; Telemedicine/telehealth therapy; Trauma-related counseling; Private for-profit organization; State Substance use treatment agency; The Joint Commission; Medicare; Federal military insurance (e.g., TRICARE); Private health insurance; Cash or self-payment; Comprehensive mental health assessment; Comprehensive substance use assessment; Screening for substance use; Screening for mental disorders; Drug or alcohol urine screening; Discharge Planning; Treatment for gambling disorder; Treatment for other addiction disorder; Individual counseling; Family counseling; Marital/couples counseling; Smoking permitted without restriction; Female; Male; Vaping not permitted; Mental health services