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
OMNI Youth Services Wheeling
Buffalo Grove, IL
OMNI Youth Services in Wheeling provides focused substance use treatment for adolescents in a supportive outpatient setting. Their evidence-based therapies, inc...
OSF Little Company of Mary Medical Behavioral Health
Dixon, IL
OSF Little Company of Mary Medical Behavioral Health in Dixon, IL takes a holistic approach to mental health treatment, focusing on co-occurring substance use a...
OSF Saint Anthonys Health Center Psychological Services
Alton, IL
A private non-profit facility offering outpatient mental health services for adults, children, seniors, and integrated primary care treatments.
OSF Saint Francis Medical Center Behavioral Health Services/Outpatient
Peoria, IL
OSF Saint Francis Medical Center Behavioral Health Services in Peoria, IL offers specialized outpatient mental health treatment tailored to individual needs. By...
Olatoye Rehabilitation Center
Chicago, IL
Olatoye Rehabilitation Center in Chicago, Illinois, is focused on providing compassionate care for those struggling with substance use and seeking detoxificatio...
PATS Prevention and Treatment Services
Urbana, IL
PATS Prevention and Treatment Services in Urbana, IL, emphasizes a comprehensive approach to both substance use and mental health treatment. The facility operat...
Perry Behav Health Mens Residential
Hinsdale, IL
Perry Behavioral Health Choices Evolution Men’s Residential offers comprehensive services for men facing substance use challenges. Their program includes withdr...
Phoenix House
Chicago, IL
Phoenix House in Chicago, IL, stands as a beacon of hope and healing for individuals seeking recovery from substance use issues. With a reputation for nurturing...
Piatt County Mental Health Center
Monticello, IL
Piatt County Mental Health Center in Monticello, IL, is dedicated to providing comprehensive care for individuals facing mental health and substance use challen...
Polish American Association SU/OP/IOP
Chicago, IL
The Polish American Association in Chicago, IL, offers tailored substance use treatment through a compassionate lens. With a focus on outpatient and intensive o...
Providence Saint Vincent Medical Outpatient Substance Abuse Program
Waukegan, IL
Integrated outpatient center offering comprehensive care for substance use and mental health with individualized therapy, group sessions, and medication-assiste...
Psychological Counseling Center
Deerfield, IL
The Psychological Counseling Center in Deerfield, IL, is a dedicated facility offering comprehensive outpatient services for substance use and mental health tre...
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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