1. Home
  2. Directory
  3. Illinois
  4. Madison
  5. Clinic Center
  6. NPI Profile

CHESTNUT HEALTH SYSTEMS, INC.
NPI 1770850075
Clinic/Center - Mental Health (Including Community Mental Health Center) in Madison, IL

Active since November 30, 2011
648 STATE ST BLDG B, MADISON, IL 62060(618) 877-7086(618) 877-9526 Get Directions Write a Review

NPPES record last updated: March 16, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 16, 2023, Feb 25, 2021, Oct 3, 2018 and 1 more (4 updates tracked since 2018).

About Chestnut Health Systems, Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CHESTNUT HEALTH SYSTEMS, INC. (NPI 1770850075) is a healthcare organization registered as a mental health (including community mental health center) in Madison, Illinois and active in the NPI registry since November 2011. The organization lists Megan Marie Taylor, Managed Care Supervisor, as its authorized official.

NPPES Registry Identity

NPI1770850075
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameCHESTNUT HEALTH SYSTEMS, INC.
Location Address648 STATE ST BLDG BMadison, IL 62060-1420
Mailing Address1003 Martin Luther King DrBloomington, IL 61701-1429
Phone(618) 877-7086
Fax(618) 877-9526
Organization SubpartNo
Authorized OfficialMegan Marie TaylorManaged Care Supervisor · (888) 924-3786
Enumeration DateNovember 30, 2011
Last NPPES UpdateMarch 16, 20234 updates tracked since enumeration
NPPES CertifiedMarch 16, 2023
✔ NPI 1770850075 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
648 STATE ST BLDG B, Madison, IL 62060
Open in Google Maps ↗

Other Identifiers 1

Medicaid04023IL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Chestnut Health Systems, Inc.'s NPI number?

The NPI number for Chestnut Health Systems, Inc. is 1770850075. It was assigned to this organization in the NPPES registry on November 30, 2011.

Where is Chestnut Health Systems, Inc. located?

Chestnut Health Systems, Inc. is located at 648 State St Bldg B, Madison, IL 62060. The listed phone number is (618) 877-7086.

What is Chestnut Health Systems, Inc.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

What insurance does Chestnut Health Systems, Inc. accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Chestnut Health Systems, Inc. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Chestnut Health Systems, Inc. was last updated on March 16, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.