Individual provider Active NPI

William Young

  • Community/Behavioral Health Agency
  • Chicago, IL
National Provider Identifier
1124935127
Registry record updated Aug 25, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Community/Behavioral Health AgencyTaxonomy code 251S00000X
Practice address
1453 W Cortez St Apt 2
Chicago, IL 60642-3907
Phone
(202) 365-0546
NPI assigned
Aug 25, 2026
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 25, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Community/Behavioral Health Agency 251S00000X IL Primary

Addresses

Primary practice location

1453 W Cortez St Apt 2
Chicago, IL 60642-3907

Mailing address

1453 W Cortez St Apt 2
Chicago, IL 60642-3907
Phone (202) 365-0546

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

NPI Registry JSON

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

{
    "created_epoch": "1787616000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787616000000",
    "number": "1124935127",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1453 W CORTEZ ST APT 2",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606423907",
            "telephone_number": "202-365-0546"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1453 W CORTEZ ST APT 2",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606423907",
            "telephone_number": "202-365-0546"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YOUNG",
        "first_name": "WILLIAM",
        "name_prefix": "Mr.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2026-08-25",
        "last_updated": "2026-08-25",
        "certification_date": "2026-08-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "251S00000X",
            "taxonomy_group": "",
            "desc": "Community/Behavioral Health",
            "state": "IL",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.