NPIMap

Organization Active NPI

Cornerstone Services, Inc

  • Adult Mental Health Clinic/Center
  • Joliet, IL
National Provider Identifier
1992674014
Registry record updated Nov 10, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adult Mental Health Clinic/CenterTaxonomy code 261QM0850X
Legal business name
CORNERSTONE SERVICES, INC
Practice address
134 E Van Buren St
Joliet, IL 60432-4218
Phone
(815) 727-6666
Fax
(815) 741-6740
NPI assigned
Nov 5, 2025
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Nov 10, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Christine Hill
Title
Director of Finance
Phone
(815) 741-7083

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Adult Mental Health Clinic/Center 261QM0850X Primary

Addresses

Primary practice location

134 E Van Buren St
Joliet, IL 60432-4218

Mailing address

777 Joyce Rd
Joliet, IL 60436-1876
Phone (815) 727-6666

National Provider Directory

National Provider Directory
Tax ID family
Cornerstone Services in17 organizations share this tax ID, including this one

Other organizations with this tax ID 16

Organizations that report the same tax identification number in the National Provider Directory.

View all 16

Locations

134 E Van Buren St
Joliet, IL 60432
Phone (815) 727-3627

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1762300800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1762732800000",
    "number": "1992674014",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "777 JOYCE RD",
            "city": "JOLIET",
            "state": "IL",
            "postal_code": "604361876",
            "telephone_number": "815-727-6666",
            "fax_number": "815-741-6740"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "134 E VAN BUREN ST",
            "city": "JOLIET",
            "state": "IL",
            "postal_code": "604324218",
            "telephone_number": "815-727-6666",
            "fax_number": "815-741-6740"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "CORNERSTONE SERVICES, INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-11-05",
        "last_updated": "2025-11-10",
        "certification_date": "2025-11-10",
        "status": "A",
        "authorized_official_last_name": "HILL",
        "authorized_official_first_name": "CHRISTINE",
        "authorized_official_title_or_position": "DIRECTOR OF FINANCE",
        "authorized_official_telephone_number": "815-741-7083"
    },
    "taxonomies": [
        {
            "code": "261QM0850X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Adult Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Joliet, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 10, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.