Find Treatment Centers in Illinois
708 SAMHSA-verified facilities. 3,175 annual opioid deaths. Help is available — and it works.
Quick answer: Illinois has 708 verified treatment centers. Medicaid is expanded — many programs are free or low-cost for eligible residents. The overdose rate is 29.8/100k (#30 nationally, below the national average of 33.1). Top cities: Chicago, Palatine, Joliet. Need help? Call (833) 546-3513.
Treatment Centers in Illinois
707 facilities found
Access Northwest Family Health Center
Arlington Heights, IL
Community-focused health center offering integrated primary care, addiction treatment, mental health services, and specialized care for various populations.
Access West Chicago Family Health
West Chicago, IL
Outpatient center for adults offering comprehensive substance use treatment, mental health services, and integrated primary care with transportation assistance.
Addiction Treatment Strategies
Edwardsville, IL
Comprehensive outpatient center providing individual counseling, medication-assisted treatment, group sessions, and mental health services for adults.
Advent Health Adventist/Hinsdale Behav Health
Hinsdale, IL
A private non-profit psychiatric hospital providing mental health treatment with therapy, crisis intervention, and medication management for adults.
Advent Health Options
Westmont, IL
A private non-profit center offering mental health treatment for children and adolescents with Medicaid, Medicare, and private insurance options.
Adventist Hinsdale Hospital New Day Center
Westmont, IL
Non-profit center offering integrated mental health and substance use treatment for adults with co-occurring conditions. Outpatient services available.
Advocate Good Samaritan Hospital Center for Mental Health
Downers Grove, IL
Integrated mental health and substance use care for adults, seniors, and young adults, including therapy, counseling, and medication management.
Advocate Lutheran General Hospital Adult Partial Hospital
Park Ridge, IL
Non-profit hospital offering comprehensive mental health and substance use treatment for adults and young adults with various funding options.
Advocate Lutheran General Hospital Behavioral Health Services
Park Ridge, IL
A private non-profit hospital offering integrated mental health and substance use treatment with Medicare and private insurance coverage.
Albion Community Heath Center Christopher Rural Health
Albion, IL
A non-profit health center offering integrated care for mental health, substance use, trauma, and chronic conditions for all ages.
Alexian Brothers/Foglia Family Foundation Resid Treatment Center
Elk Grove Village, IL
Residential and outpatient care for young adults with buprenorphine treatment, trauma counseling, and comprehensive mental health assessment.
Allegany Council on Alcoholism & Substance Abuse Outpatient Clinic
Flossmoor, IL
Located in the heart of Allegany County, ACASA’s outpatient clinic in Wellsville offers a calm, professional space where individuals and families can find suppo...
Addiction Treatment in Illinois: What You Need to Know
Illinois has 708 SAMHSA-verified treatment facilities serving a population of 12,550,000. That's approximately 5.6 facilities per 100,000 residents. The state's drug overdose death rate of 29.8 per 100,000 is below the national average of 33.1 — ranking #30 nationally. With 3,175 opioid-related deaths reported annually, access to evidence-based treatment programs remains critical.
Insurance & Medicaid Coverage in Illinois
Illinois has expanded Medicaid under the ACA, significantly broadening access to addiction treatment for low-income adults earning up to 138% of the federal poverty level (~$20,783/year for an individual). Covered services typically include medical detox, inpatient/residential rehab, outpatient counseling, and medication-assisted treatment (MAT). In addition to Medicaid, most private insurance plans — including Blue Cross Blue Shield, Aetna, Cigna, UnitedHealthcare, and Humana — are required by the Mental Health Parity Act to cover substance use disorder treatment at parity with medical care.
The Overdose Crisis in Illinois
Illinois reports 3,175 opioid-related deaths annually with an overdose rate of 29.8/100k (below the 33.1 national average by 10%). Substance use disorder affects approximately 7.2% of adults in the state (national average: 7.2%). Illinois has enacted a Good Samaritan law that protects individuals who call 911 during an overdose emergency from certain criminal charges — encouraging bystanders to seek help. Naloxone (Narcan), the opioid overdose reversal medication, is available via standing order in Illinois, making it accessible without an individual prescription.
Types of Treatment Available
| Program | Duration | Cost Range | Best For |
|---|---|---|---|
| Medical Detox | 5–10 days | $1,000–$5,000 | Alcohol, opioid, benzo withdrawal |
| Inpatient Rehab | 28–90 days | $6,000–$30,000 | Severe addiction, co-occurring disorders |
| PHP (Partial Hospitalization) | 2–4 weeks | $3,000–$10,000 | Step-down from inpatient, intensive support |
| IOP (Intensive Outpatient) | 2–4 months | $3,000–$10,000 | Work/school compatibility, 9-20 hrs/week |
| Outpatient | 3–12 months | $1,400–$10,000 | Mild-moderate, stable housing |
| MAT | 6–24+ months | $5,000–$15,000/yr | Opioid use disorder, relapse prevention |
Medicaid covers most programs for eligible residents. Call (833) 546-3513 for free insurance verification.
Where to Find Help in Illinois
Treatment facilities in Illinois are concentrated in urban areas, with Chicago leading with 166 centers, followed by Palatine (38) and Joliet (24). For residents in rural areas, telehealth addiction counseling and out-of-area programs provide alternatives. Browse our full Illinois directory to filter by city, treatment type, and insurance accepted.
Last updated: March 2026 · Written by the RehabHive Editorial Team · Sources: SAMHSA, CDC WONDER, KFF
Check Your Insurance Coverage in Illinois
Medicaid expanded — most plans cover treatment. Verify your benefits — free and confidential.
Treatment FAQ — Illinois
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Looking in Nearby States?
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