Illinois Drug Rehabs & Treatment

$$$$·Outpatient Rehab

Rosecrance in La Grange is an outpatient rehab that provides confidential drug and alcohol evaluations, early intervention, and intensive outpatient treatment (IOP) for teens and adults. Drug screening is available for free or limited cost. The facility accepts clients on opioid medication.

$$$$·Outpatient Rehab

Healthcare Alternative Systems (H.A.S.) is an outpatient rehab and intensive outpatient program (IOP) for men and women, as well as expectant mothers and women with children. The facility accepts clients on opioid medication. Payment assitance available.

$$$$·Outpatient Rehab

Alpharus Health Swansea is an evidence-based outpatient rehab and detox clinic that provides a range of Swansea outpatient treatment programs for substance abuse. The clinic carried the Gateway Foundation name until its parent organisation rebranded as Alpharus Health in August 2026.

$$$$·Psychiatric Hospital

Gateway Regional Medical Center in Granite City offers behavioral health services, including psychiatric inpatient care.

Outpatient Rehab

Hopewell Clinical is an Illinois outpatient substance use provider licensed by IDHS/DBHR, with more than twenty years behind it, serving clients from Quincy, Springfield and Jacksonville and by telehealth across the state. Its center of gravity is the court-referred client: DUI evaluations conducted under Illinois Administrative Code Title 77 Part 2060, DUI Risk Education, the risk classification that follows, and the documentation needed for license reinstatement. It also provides adolescent substance use treatment, individual and family counseling and anger management. Medicare and military insurance are accepted.

Outpatient Rehab

Clarity Healthcare is a community health center in Pittsfield, Illinois, offering primary care, dental, mental health and addiction treatment under one roof for youth and adults. Founded in 2013, it is part of Preferred Family Healthcare, a behavioral health agency with more than three decades of experience, and belongs to a national network of over 1,200 community health centers. Substance use programming runs as intensive outpatient and standard outpatient treatment. Medicare, Medicaid, private insurance, military coverage and self-pay are accepted.

$$$$·Treatment Center

The Alpharus Health alcohol and drug treatment center in Caseyville is a treatment facility and long-term rehab for men and women, as well as expectant mothers and women with children. It was listed here as Gateway Foundation Caseyville until the organisation took the Alpharus Health name in August 2026.

Outpatient Rehab·Mental Health Center

OSF Little Company of Mary Medical Center in Evergreen Park, Illinois, provides behavioral health services including intensive outpatient treatment as part of the OSF HealthCare system, a Catholic health ministry. The hospital-based program offers mental health and substance use treatment integrated with general medical care.

Treatment Center·Mental Health Center

Gateway Foundation provides residential substance use treatment in Illinois. One of the largest nonprofit addiction treatment providers in the state, Gateway offers evidence-based residential programming for adults, with individual and group counseling, medication-assisted treatment, and aftercare planning.

Treatment Center·Detox Clinic

Rosecrance is a nonprofit provider of residential substance use and mental health treatment at 1556 West Waveland Avenue on Chicago's North Side. The program serves adults and adolescents through inpatient rehabilitation, medically supervised detox, partial hospitalization, and intensive outpatient levels of care. Rosecrance holds designations as an Aetna Institute of Quality, Cigna Center of Excellence, and Optum UBH Platinum Preferred Provider. The organization accepts Medicaid, Medicare, TRICARE, and major commercial plans including Aetna, Blue Cross Blue Shield, Cigna, ComPsych, Humana, and Magellan.

Treatment Center·Outpatient Rehab·Opioid Treatment Program

The Comprehensive Behavioral Health Center of Saint Clair County provides withdrawal management, residential, intensive outpatient and outpatient care for substance use disorders in East Saint Louis, Illinois. The non-profit center serves adults and young adults, including veterans and people with co-occurring mental health conditions, and offers methadone and buprenorphine for opioid use disorder alongside cognitive behavioral therapy and motivational interviewing. Medicaid and Medicare are accepted.

Outpatient Rehab

Trillium Place provides intensive outpatient addiction treatment in Pekin, Illinois. The program serves adults and offers individual and group counseling, relapse prevention, and aftercare planning. Trillium Place accepts Medicaid, Medicare, private insurance, military insurance, and state-financed insurance.

Sober Living Home

Rosecrance Greendale House in Rockford is a transitional living home and long-term recovery program for adults and mothers with their children, located in a 10-unit apartment complex. Greendale House is located near the Rosecrance Harrison Campus, which gives residents easy access to services offered through the adult treatment program there. The facility accepts clients on opioid medication.

Outpatient Rehab

ComWell Behavioral Health Services provides intensive outpatient treatment for substance use disorders in Red Bud, Illinois. The program serves adults and offers individual and group counseling, crisis and emergency support, and residential services alongside its outpatient substance misuse programming. ComWell also provides mental health services, adult developmental services, and community education through its Healthy Communities Alliance. ComWell accepts Medicaid, Medicare, private insurance, military insurance, and self-pay. The facility is located at 10257 State Route 3 in Red Bud, serving communities across southern Illinois.

Treatment Center·Outpatient Rehab·Mental Health Center

The Ecker Center for Behavioral Health provides comprehensive mental health and substance use services in Elgin, Illinois. The center operates a supervised residential program, mobile crisis response, supportive employment services, and DUI services, alongside prevention and education programming. A 24/7 crisis line is available at (888) 325-3750. The Ecker Center accepts Medicaid and private insurance.

Counseling Service·Outpatient Rehab

This is TASC's Southwest Illinois and Metro East office at 7650 Magna Drive, Suite 200 in Belleville, open Monday to Friday from 8:30am to 5pm. TASC works at the intersection of behavioral health and the legal system, and its Community Resources and Treatment service provides screening and assessment for substance use and mental health needs plus outpatient and intensive outpatient treatment, delivered in person at selected sites and by telehealth anywhere in Illinois. The office also supports St. Clair County's drug court, drug school and domestic violence programs, and it accepts Medicare, private and military insurance, payment assistance and self-payment.

$$$$·Treatment Center·Outpatient Rehab·Teen Rehab Program

Maryville Academy offers residential long-term inpatient care for teen boys and girls with substance abuse, dual diagnosis or behavioral problems, and for pregnant or postpartum young women. Maryville opoerates multiple locations. Payment by health insurance or self-pay on a sliding scale based on income.

$$$$·10 beds·Sober Living Home

$$$$·8 beds·Sober Living Home

$$$$·10 beds·Sober Living Home