Individual provider Active NPI

Isabelle Siegel, LMSW

  • Social Worker
  • New York, NY
National Provider Identifier
1265327787
Registry record updated Jun 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
127483 Issued in NY
Practice address
463 Fashion Ave FL 18
New York, NY 10018-7760
Phone
(718) 238-6444
NPI assigned
Jun 12, 2025
Last updated
Jun 12, 2025By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 12, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X 127483 NY Primary

Addresses

Primary practice location

463 Fashion Ave FL 18
New York, NY 10018-7760

Mailing address

463 Fashion Ave FL 18
New York, NY 10018-7760

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

NPI Registry JSON

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

{
    "created_epoch": "1749686400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749686400000",
    "number": "1265327787",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "463 FASHION AVE FL 18",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100187760"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "463 FASHION AVE FL 18",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100187760",
            "telephone_number": "718-238-6444"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIEGEL",
        "first_name": "ISABELLE",
        "credential": "LMSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-06-12",
        "last_updated": "2025-06-12",
        "certification_date": "2025-06-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "NY",
            "license": "127483",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 12, 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.