Belleville, IL - Chestnut Health Systems
Behavioral Health • Belleville, IL • Since 1973
About
Chestnut Health Systems is a nonprofit healthcare provider offering substance use treatment, mental health services, and primary care. Headquartered in Bloomington, Illinois, the organization operates 12 U.S. offices and has a presence in Switzerland and the Democratic Republic of the Congo. In Belleville, IL, Chestnut Health Systems has posted local job openings (e.g., Medical Assistant, Juvenile Justice Clinician, Customer Service Representative) and maintains a Belleville address as part of its U.S. offices network. They employ about 394 staff and report roughly $310K in annual revenue. Founded in 1973. If you’re seeking local services in Belleville, you may contact the Belleville office or explore current career opportunities in Belleville on their site.
Clinic Type
Behavioral Health
Address
12 N. 64th St., Belleville, IL 62223
Phone
618-512-1919
csgermanis@chestnut.org
Opening Hours
Not published — contact the clinic to confirm hours.
Services Offered
Insurance & Payment
payment
Languages Spoken
Photos



What Patients Say
Overall sentiment across review platforms: mixed
- Rehab.com/Google aggregate: 2.51/5 (45 reviews)
- Drugabuse.com/ProjectKnow.com/Alcohol.org: 3.4/5 (3-4 reviews each)
- Detox.net: 2.2/5 (4 reviews)
Patients praise
- Caring, friendly, and skilled staff in some instances
- Effective recovery programs for some patients
- Helpful for community members seeking services
- Staff members with personal experience in recovery being supportive
Common complaints
- Difficulty reaching staff or scheduling appointments
- Unprofessional or rude reception staff
- Administrative and insurance processing issues
- Perception of being overly focused on medication management
- Concerns regarding facility cleanliness and patient environment
- Reports of being condescending or unhelpful towards patients and families
"There's no way to get in with a psychiatrist within a month... the therapists are entirely unhelpful, the receptionist in the medical center is HORRIBLE, the entire place is filthy."
— FindRehabCenters.org"Chestnut is a great 28 day program with the best caregivers. Most of the staff are recovering addicts which makes it better because they know what we are dealing with."
— ProjectKnow.com"I like the caring and friendly people that work here. I'm glad I could be part of their program because I got the best help I could've ever received."
— Rehab.comSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Veronica M. Powers - Nurse Practitioner in Belleville, IL — May 14, 2026
- Stephanie Tanwangco, Nurse Practitioner | Belleville, IL | WebMD — Sep 13, 2025
- Chestnut Health Systems Shares History and Mission — Jun 8, 2026
- Chestnut Health Systems Promotes Prevention and Support During Problem Gambling Awareness Month — Mar 16, 2026
- Chestnut Health Systems launches research study for young adults struggling with substance use | WGLT — Feb 2, 2026
Information sourced from the clinic's website as of July 11, 2026.
More behavioral health clinics in Belleville
SIHF Healthcare offers Behavioral Health services across its network of more than 30 health centers in 11 Illinois counties, including Belleville. As part of SIHF’s integrated care model, behavioral health is provided alongside primary care and specialty services to support overall wellness for adults, families, and patients of all ages. SIHF positions itself as a large Federally Qualified Health Center network, focusing on accessible care regardless of ability to pay. For Belleville-specific behavioral health offerings, contact local SIHF centers or visit sihf.org for the exact Belleville location and services.
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