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Chestnut Health Systems

Granite City, IL

SAMHSA Verified Joint Commission Outpatient MAT Dual Dx Telehealth
Specializes in Dual Diagnosis Trauma-Informed Adolescent · Teen Young Adults Seniors · Older Adults Serious Mental Illness

Outpatient · MAT · Dual Dx · Telehealth center · in Granite City, IL · Accepts Medicaid · Medicare · Private · Serves adolescents, seniors, 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 Chestnut Health Systems

  • Outpatient · MAT · Dual Dx · Telehealth offered on-site
  • Accepts Medicaid, Medicare, Private insurance
  • Joint Commission accredited · SAMHSA-verified
  • Direct facility line available below · Helpline free & confidential 24/7
  • Located in Granite City, IL

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

About Chestnut Health Systems

Chestnut Health Systems, located in Bloomington, Illinois, offers a comprehensive range of behavioral health services for individuals and families. This location provides both residential and outpatient programs, addressing stress, anxiety, depression, family conflict or abuse, substance use disorders, and co-occurring issues. The center also offers integrated care, combining behavioral health treatment with primary medical services.
Treatment is guided by values like hope, respect, and wellness. Clients receive support through individual and family counseling, group therapy, and medication-assisted treatment. Chestnut uses evidence-based therapies such as the Community Reinforcement Approach (CRA) and specialized programs for adolescents and domestic violence recovery.
Additional services help clients maintain progress after treatment. These include case management, housing support, peer mentoring, and education programs. Chestnut also provides prevention services in schools and communities, along with research and training efforts aimed at improving behavioral health care.

Private non-profit organization. Primary focus: substance use treatment, mental health treatment.

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.

Chestnut Health Systems at a Glance

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

Levels of care

Outpatient · MAT · Dual Dx · Telehealth

Service settings

Outpatient

Therapy approaches

Cognitive behavioral therapy, Dialectical behavior therapy, Group therapy, Integrated Mental and Substance Use Disorder treatment, Individual psychotherapy, Telemedicine/telehealth therapy

Age groups accepted

Children/Adolescents, Young Adults, Adults, Seniors

Special populations

Clients with co-occurring mental and substance use disorders, Clients who have experienced trauma, Persons 18 and older with serious mental illness (SMI)

Medications used

Antipsychotics used in treatment of SMI

Recovery support services

Mentoring/peer support

Emergency services

Crisis intervention team, Psychiatric emergency mobile/off-site services

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.

Coverage details →

TRICARE / VA

Active duty · Retirees · Veterans

Self-pay / Cash

Payment plans often available

Sliding scale

Based on household income

Full payment list from SAMHSA: County or local government funds; Medicare; Medicaid; Private health insurance; Cash or self-payment; State-financed health insurance plan other than Medicaid; State mental health agency (or equivalent) funds

Contact & Location

Address

50 Northgate Industrial Drive, Granite City, IL 62040

Get directions →

Facility direct line

(888)924-3786

Photos

Chestnut Health Systems — photo

Frequently Asked Questions

Does Chestnut Health Systems accept Medicaid?
Yes. According to SAMHSA data, Chestnut Health Systems accepts Medicaid. Coverage specifics (copays, prior authorization) depend on the specific IL Medicaid plan. Call (888)924-3786 to verify your benefits.
What level of care does Chestnut Health Systems offer?
This facility offers: Outpatient, MAT, Dual Dx, Telehealth. Service settings include: Outpatient. Primary focus: Substance use treatment, Mental health treatment, Treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children.
Does Chestnut Health Systems have specialized programs?
Yes — this facility offers programs for: Clients with co-occurring mental and substance use disorders, Clients who have experienced trauma, Persons 18 and older with serious mental illness (SMI).
What therapy methods does Chestnut Health Systems use?
Evidence-based approaches listed with SAMHSA: Cognitive behavioral therapy, Dialectical behavior therapy, Group therapy, Integrated Mental and Substance Use Disorder treatment, Individual psychotherapy, Telemedicine/telehealth therapy.
How do I start treatment at Chestnut Health Systems?
Call the facility directly at (888)924-3786 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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