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
New Horizons Robert Young Center
Moline, IL
A non-profit outpatient center with comprehensive substance use treatment, individual and group counseling, and specialized services for adults and young adults...
New Visions Counseling Co
Downers Grove, IL
Private outpatient center with 12-step facilitation, individual counseling, group sessions, and case management for adults with substance use disorders.
Niagara Falls Memorial Medical Center Behavioral Health
Springfield, IL
Niagara Falls Memorial Medical Center in Springfield, Illinois, provides a comprehensive inpatient setting for those grappling with serious mental health issues...
Nicasa NFP Behavioral Health
Round Lake, IL
Nicasa NFP Behavioral Health in Round Lake, Illinois, offers an inclusive approach to treating substance use and mental health disorders. This outpatient facili...
Nicasa NFP Behavioral Health
Round Lake, IL
Nicasa NFP Behavioral Health in Round Lake, Illinois, is committed to providing accessible mental health and substance use treatment through a broad range of ou...
Nicasa NFP Behavioral Health
Round Lake, IL
Nicasa NFP Behavioral Health, located in Round Lake, IL, offers a compassionate and comprehensive approach to substance use and mental health treatment. With a...
Northwest Community Counseling
Crystal Lake, IL
Northwest Community Counseling, located in Crystal Lake, IL, offers specialized treatment for both substance use disorders and co-occurring mental health condit...
Northwestern Medicine
DeKalb, IL
A private facility offering integrative care for adults with addiction, mental health, trauma, and eating disorders through residential and outpatient programs.
Northwestern Medicine Palos Hosp Outpt Behav Health Services
Orland Park, IL
Intensive outpatient center providing comprehensive mental health and substance use disorder treatment with individual and group therapy.
Northwestern Medicine Palos Hospital Inpatient Behavioral Health
Palos Heights, IL
A private hospital providing comprehensive mental health and substance use disorder treatment with individual counseling, group therapy, and medication manageme...
ODA Solutions
Oak Lawn, IL
ODA Solutions in Oak Lawn, IL, is committed to empowering clients through specialized outpatient programs for substance use treatment. With a range of therapeut...
OMNI Youth Services Buffalo Grove
Buffalo Grove, IL
OMNI Youth Services in Buffalo Grove, IL, focuses on delivering comprehensive outpatient substance use treatment for adolescents. This welcoming facility employ...
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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Does Medicaid cover rehab in Illinois?
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Looking in Nearby States?
Explore treatment options in states neighboring Illinois.
