Individual provider Active NPI

Sarah Walkowiak, RN, BSN

  • General Practice Registered Nurse
  • Franklin, WI
National Provider Identifier
1538076047
Registry record updated Aug 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice Registered NurseTaxonomy code 163WG0000X
License
23053930 Issued in WI
Practice address
1 Northwestern Mutual Way
Franklin, WI 53132-9497
Phone
(414) 661-8073
NPI assigned
Aug 27, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 27, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice Registered Nurse 163WG0000X 23053930 WI Primary

Addresses

Primary practice location

1 Northwestern Mutual Way
Franklin, WI 53132-9497

Mailing address

1015 E Amber LN
Oak Creek, WI 53154-3344

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": "1787788800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787788800000",
    "number": "1538076047",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1015 E AMBER LN",
            "city": "OAK CREEK",
            "state": "WI",
            "postal_code": "531543344"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 NORTHWESTERN MUTUAL WAY",
            "city": "FRANKLIN",
            "state": "WI",
            "postal_code": "531329497",
            "telephone_number": "414-661-8073"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALKOWIAK",
        "first_name": "SARAH",
        "credential": "RN, BSN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-08-27",
        "last_updated": "2026-08-27",
        "certification_date": "2026-08-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WG0000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, General Practice",
            "state": "WI",
            "license": "23053930",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Franklin, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 27, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.