Chestnut Health Systems Inc

Chestnut Health Systems is a multi-service health system providing primary care, dental, mental health, and substance use treatment across Illinois and Missouri. The organization offers comprehensive behavioral health services including counseling, psychiatry, medication-assisted treatment and recovery, medically monitored detoxification, and crisis services. Mental health services address depression, anxiety, trauma, and other conditions. Substance use services include residential treatment, outpatient treatment, and ambulatory withdrawal management. The system also provides support services for pregnant and postpartum women, veterans and their families, and community members seeking prevention services including harm reduction, overdose awareness, and gambling support. Chestnut Health Systems operates walk-in assessment locations and accepts insurance alongside sliding fee discounts to ensure care accessibility.