Individual provider Active NPI

Izabella Anne Sisson

  • Social Worker
  • Fairfax, VA
National Provider Identifier
1194635961
Registry record updated Sep 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
Practice address
10721 Main St Ste 2400
Fairfax, VA 22030-6902
Phone
(703) 270-0225
NPI assigned
Sep 11, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2026

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 Primary

Addresses

Primary practice location

10721 Main St Ste 2400
Fairfax, VA 22030-6902

Mailing address

154 Haycock Rd Apt B4
Falls Church, VA 22046-2118
Phone (571) 309-6142

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": "1789084800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789084800000",
    "number": "1194635961",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "154 HAYCOCK RD APT B4",
            "city": "FALLS CHURCH",
            "state": "VA",
            "postal_code": "220462118",
            "telephone_number": "571-309-6142"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10721 MAIN ST STE 2400",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220306902",
            "telephone_number": "703-270-0225"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SISSON",
        "first_name": "IZABELLA",
        "middle_name": "ANNE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-09-11",
        "last_updated": "2026-09-11",
        "certification_date": "2026-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fairfax, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.