Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Chestnut Health Systems, Inc

Organization Mental Health Clinic/Center (Including Community Mental Health Center) · NPI 1346566445

Chestnut Health Systems, Inc is a Mental Health Clinic/Center (Including Community Mental Health Center) in Collinsville, Illinois. Registered with an NPI since 2010.

In the registry since
2010
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

814 Saint Louis Rd Apt 232
Collinsville, IL 62234-2023
Phone: (618) 343-0357
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Clinic/Center (Including Community Mental Health Center) (primary) Taxonomy 261QM0801X

Record details

NPI number1346566445
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Megan Taylor — Managed Care Supervisor · (888) 924-3786
NPI enumeratedApril 14, 2010
Last updated in NPPESMarch 16, 2023
Certification dateMarch 16, 2023
Mailing address1003 Martin Luther King Dr, Bloomington, IL 61701-1429

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