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
Rosecrance Chicago-Beverly
Frankfort, IL
Rosecrance’s Chicago location in Beverly/Morgan Park offers evidence-based treatment for teens, adults, and families with mental health disorders. The center pr...
The Highlands at Brighton
Chicago, IL
Set near the historic George Eastman Museum in Rochester, this center offers transitional and long-term care in a peaceful, accessible neighborhood. It supports...
Rosecrance Marlowe House
Rockford, IL
Rosecrance Marlowe House, located in Rockford, Illinois, offers a, supportive sober living environment for teens ages 16-19 who have completed a substance use t...
Rosecrance Moline
Moline, IL
Rosecrance Quad Cities in Moline offers treatment for substance use and mental health conditions. The center provides outpatient programs and recovery support t...
Perry County Counseling Center
Du Quoin, IL
Perry County Counseling Center in Du Quoin, Illinois, offers comprehensive programs which support recovery from behavioral health issues, substance use, homeles...
The Human Service Center
Peoria, IL
The center supports residents of Forest, Oneida, and Vilas counties through compassionate mental health, substance use, and developmental disability services. G...
Ascend CHC Northbrook
Northbrook, IL
The Ascend Consultation in Health Care (CHC) Northbrook clinic offers behavioral health services for individuals of all ages, addressing mood, anxiety, eating,...
ABRAXAS Youth and Family Services Southwood Interventions
Chicago, IL
Southwood Interventions, a program of ABRAXAS Youth and Family Services, provides substance use treatment for adults in Chicago and nearby suburbs. Services inc...
MedMark Treatment Centers Springfield
Springfield, IL
MedMark Springfield specializes in treating opioid addiction,and co-occurring mental health conditions. The center stands out for its personalized, patient-cent...
SSM Health St. Agnes Hospital
Centralia, IL
SSM Health's St. Agnes Hospital, located in a residential neighborhood in the eastern part of Fond du Lac, addresses substance use and mental health challenges...
Pilsen Inn Residential
Chicago, IL
Pilsen Wellness Center offers comprehensive mental health services for all ages. They provide a safe, confidential space to explore thoughts and feelings, foste...
Green Lake County Health and Human Services Department
Wheaton, IL
Near the beautiful Green Lake and a few steps from Deacon Mills Park, this center offers support for mental health, substance use, and developmental needs. Serv...
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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