Individual provider Active NPI

Sydney Radler, LCSW

  • Clinical Social Worker
  • Chicago, IL
National Provider Identifier
1497469514
Registry record updated Mar 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
149031428 Issued in IL
Practice address
3166 N Lincoln Ave Ste 217
Chicago, IL 60657-3119
Phone
(312) 725-2281
NPI assigned
Jan 12, 2023
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 23, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 149031428 IL Primary

Addresses

Primary practice location

3166 N Lincoln Ave Ste 217
Chicago, IL 60657-3119

Mailing address

1307 Bennington CT
Glenview, IL 60026-7737
Phone (847) 508-2541

Electronic endpoints 1

TypeEndpointUseAffiliation
Other URL Theranest.com Other

Medicare participation

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

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
149031428ILMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1673481600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774224000000",
    "number": "1497469514",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1307 BENNINGTON CT",
            "city": "GLENVIEW",
            "state": "IL",
            "postal_code": "600267737",
            "telephone_number": "847-508-2541"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3166 N LINCOLN AVE STE 217",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606573119",
            "telephone_number": "312-725-2281"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RADLER",
        "first_name": "SYDNEY",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2023-01-12",
        "last_updated": "2026-03-23",
        "certification_date": "2026-03-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "IL",
            "license": "149031428",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "OTHERS",
            "endpointTypeDescription": "Other URL",
            "endpoint": "Theranest.com",
            "affiliation": "N",
            "endpointDescription": "Theranest",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "Records Storage",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Records",
            "address_1": "3166 N Lincoln Ave Ste 217",
            "city": "Chicago",
            "state": "IL",
            "country_code": "US",
            "postal_code": "606573119",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "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 Mar 23, 2026; 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.