Lacy M Lettau, RN

Primary specialty

Ambulatory Care Registered NurseTaxonomy code 163WP2201X

License

248719-30 Issued in WI

Practice address

1105 E Grand Ave
Rothschild, WI 54474-1024

Phone

(715) 842-2834

Fax

(608) 374-8204

NPI assigned

Mar 23, 2026

Last updated

Mar 23, 2026By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Registered Nurse

State licenses

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

{
    "created_epoch": "1774224000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774224000000",
    "number": "1376481168",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3104 VERN LN",
            "city": "WESTON",
            "state": "WI",
            "postal_code": "544761454",
            "telephone_number": "715-216-9796"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1105 E GRAND AVE",
            "city": "ROTHSCHILD",
            "state": "WI",
            "postal_code": "544741024",
            "telephone_number": "715-842-2834",
            "fax_number": "608-374-8204"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LETTAU",
        "first_name": "LACY",
        "middle_name": "M",
        "credential": "RN",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-03-23",
        "last_updated": "2026-03-23",
        "certification_date": "2026-03-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WP2201X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Ambulatory Care",
            "state": "WI",
            "license": "248719-30",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Ambulatory Care Registered Nurse in Rothschild, WI
• Providers in Rothschild, WI by specialty
• Ambulatory Care Registered Nurse in Wisconsin

• 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.