Chestnut Health Systems

Save a life with naloxone, the fast-acting opioid reversal medication. Find resources, training, and overdose awareness information.

Chestnut Health Systems offers affordable, comprehensive dental care for all ages in a community-focused setting.

Chestnut Health Systems delivers compassionate mental health and substance use treatment.

The PEERS Study connects young adults (ages 18-26) with trained coaches who can help explore ways to make positive changes—without pressure or judgment.

The Catalyst newsletter and podcasts from Lighthouse Institute provide research, insights, and stories on behavioral health.

The Chestnut Health Systems blog offers expert articles on addiction recovery, behavioral health, dental care, primary care, and community support.

The William White Papers archive covers addiction recovery history, research, and personal insights.

Chestnut Health Systems research informs behavioral health care practices.

Riders and staff are seeing a difference in the transit system in St Clair County, IL. Read how a new partnership between Chestnut Health Systems and St. Clair County Transit District is making a difference for hunderds.

Lynda’s gambling addiction began in 1992 and led to financial and relational strain.

Chestnut Health Systems shares news and updates on primary care and initiatives.

Chestnut Health Systems’ logo design reflects behavioral health, addiction recovery, and integrated care.

Lighthouse Institute offers careers in research, prevention, and behavioral health.

Chestnut offers health benefits and professional growth opportunities to employees.

Chestnut provides loan repayment benefits to employees to support their career development.

Chestnut Health Systems hires staff for careers in addiction recovery.

Chestnut Health Systems accepts health insurance from multiple providers, including Medicare and Medicaid.

Chestnut Health Systems provides dental payment plans to make care accessible.

Chestnut Health Systems offers payment options, insurance assistance, and billing support for affordable care.

The Board of Directors at Chestnut Health Systems includes community leaders guiding behavioral health, addiction recovery, primary care, and research.

Chestnut Health Systems provides primary care, mental health, and addiction support through expert providers.

Get to know the dedicated scientists and project directors driving Chestnut’s impactful health research. Learn about their expertise and passion for change.

Chestnut Health Systems has held Joint Commission Gold Seal accreditation in behavioral health and primary care, plus state licensing & national affiliations

Chestnut Health Systems operates as a Federally Qualified Health Center, offering affordable primary care.

Chestnut Health Systems focuses on compassionate behavioral health and addiction treatment.

Chestnut Family Health Center locations provide primary care, behavioral health, and support services.

Chestnut Health Systems offers support, answers to questions, and services to patients.

Chestnut Health Systems operates locations for mental health, addiction treatment, and supportive services.

Chestnut Health Systems provides dental appointments with affordable care for all ages.

Chestnut Health Systems offers compassionate care in Illinois and Missouri. Specializing in substance use treatment, mental health services, and primary care.

Chestnut Health Systems’ Notice of Privacy Practices (Chestnut Health Systems and Chestnut Family Health Center)

Chestnut Health Systems ensures digital accessibility for all users.