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Cornerstone Services

Joliet, IL

SAMHSA Verified IOP MAT Dual Dx Telehealth
Specializes in Dual Diagnosis Trauma-Informed Young Adults

IOP · MAT · Dual Dx · Telehealth center · in Joliet, IL · Accepts Medicaid · Medicare · Serves trauma survivors.

Free helpline · 24/7

Need help choosing the right program?

Call helpline: +1 (205) 973-2878

What happens when you call

  • Free — no obligation to admit
  • Confidential — HIPAA + 42 CFR Part 2
  • Live person — no voicemail, 24/7
  • Insurance verified in minutes

Facility direct line available in the contact section below.

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Key takeaways for Cornerstone Services

  • IOP · MAT · Dual Dx · Telehealth offered on-site
  • Accepts Medicaid, Medicare
  • SAMHSA-verified facility (U.S. Treatment Locator listing)
  • Direct facility line available below · Helpline free & confidential 24/7
  • Located in Joliet, IL

Always verify current programs, availability, and insurance in-network status directly with the facility or our contact details below.

About Cornerstone Services

A non-profit outpatient center offering mental health services, substance use treatment, trauma-related counseling, and vocational training.

Private non-profit organization. Primary focus: substance use treatment, treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children.

This listing is sourced from the SAMHSA Behavioral Health Treatment Services Locator. Data last synced: May 2026. Always verify current programs and insurance directly with the facility.

Cornerstone Services at a Glance

Programs, populations, and payments verified via SAMHSA Treatment Locator.

Levels of care

IOP · MAT · Dual Dx · Telehealth

Service settings

Outpatient, Intensive outpatient treatment, Outpatient methadone/buprenorphine or naltrexone treatment, Regular outpatient treatment

Therapy approaches

Anger management, Brief intervention, Cognitive behavioral therapy, Contingency management/motivational incentives, Community reinforcement plus vouchers, Motivational interviewing, Relapse prevention, Substance use disorder counseling

Age groups accepted

Young Adults, Adults

Special populations

Clients with co-occurring mental and substance use disorders, Clients who have experienced trauma

Medications used

Buprenorphine with naloxone, Naltrexone (oral), Naltrexone (extended-release, injectable), Medication for mental disorders

Recovery support services

Housing services, Assistance with obtaining social services, Recovery coach, Mentoring/peer support, Employment counseling or training

Facility operation

Private non-profit organization

Insurance & Payment Accepted

Confirm in-network status before admission. Verification is free.

Verify coverage

Medicaid

State-administered · Nominal copay or $0

Coverage details →

Medicare

Parts A/B/D · ~20% coinsurance

Coverage details →

Private insurance

Aetna · BCBS · Cigna · UHC · etc.

TRICARE / VA

Active duty · Retirees · Veterans

Self-pay / Cash

Payment plans often available

Sliding scale

Based on household income

Full payment list from SAMHSA: Medicare; Medicaid; Cash or self-payment

Contact & Location

Address

800 Black Road, Joliet, IL 60435

Get directions →

Facility direct line

815-727-6667

Frequently Asked Questions

Does Cornerstone Services accept Medicaid?
Yes. According to SAMHSA data, Cornerstone Services accepts Medicaid. Coverage specifics (copays, prior authorization) depend on the specific IL Medicaid plan. Call 815-727-6667 to verify your benefits.
What level of care does Cornerstone Services offer?
This facility offers: IOP, MAT, Dual Dx, Telehealth. Service settings include: Outpatient, Intensive outpatient treatment, Outpatient methadone/buprenorphine or naltrexone treatment, Regular outpatient treatment. Primary focus: Substance use treatment, Treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children.
Does Cornerstone Services have specialized programs?
Yes — this facility offers programs for: Clients with co-occurring mental and substance use disorders, Clients who have experienced trauma.
What therapy methods does Cornerstone Services use?
Evidence-based approaches listed with SAMHSA: Anger management, Brief intervention, Cognitive behavioral therapy, Contingency management/motivational incentives, Community reinforcement plus vouchers, Motivational interviewing, Relapse prevention, Substance use disorder counseling, Trauma-related counseling, Telemedicine/telehealth therapy.
How do I start treatment at Cornerstone Services?
Call the facility directly at 815-727-6667 for an intake assessment. Our free 24/7 helpline (+1 (205) 973-2878) can also help you compare programs, verify insurance, and navigate options. No physician referral is required.
Is treatment confidential?
Yes. Federal law (42 CFR Part 2) provides strict confidentiality protections for substance use treatment records — stricter than HIPAA. Records cannot be disclosed without written consent, even to family, employers, or law enforcement.
What happens when you call? (general intake process)

Most treatment centers follow a 4-step intake: (1) confidential assessment — substance history, mental health, insurance, preferences (protected by 42 CFR Part 2); (2) insurance verification — facility contacts your plan to confirm coverage and out-of-pocket costs; (3) level-of-care recommendation — clinical staff match you to detox, residential, PHP, IOP, or outpatient based on severity; (4) admission typically within 24–48 hours. Timing varies by facility and bed availability.

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Sources & References

  • SAMHSA — Behavioral Health Treatment Services Locator. Source of facility programs, services, and accepted payments.
  • SAMHSA — NSDUH, 2023.
  • CMS — Mental Health Parity and Addiction Equity Act (MHPAEA).
  • 42 CFR Part 2 — Confidentiality of SUD Patient Records.

Facility data last synced: May 2026. Editorial policy.

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