Stephanie Duff, RN

Primary specialty

Infusion Therapy Registered NurseTaxonomy code 163WI0500X

License

109696 Issued in IA

Practice address

1251 Heritage Ave
Earlham, IA 50072-8646

Phone

(515) 313-5395

NPI assigned

Feb 9, 2026

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 3

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": "1770595200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770595200000",
    "number": "1679424303",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1251 HERITAGE AVE",
            "city": "EARLHAM",
            "state": "IA",
            "postal_code": "500728646",
            "telephone_number": "515-313-5395"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1251 HERITAGE AVE",
            "city": "EARLHAM",
            "state": "IA",
            "postal_code": "500728646",
            "telephone_number": "515-313-5395"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DUFF",
        "first_name": "STEPHANIE",
        "credential": "RN",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-02-09",
        "last_updated": "2026-02-09",
        "certification_date": "2026-02-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WP0200X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Pediatrics",
            "state": "IA",
            "license": "109696",
            "primary": false
        },
        {
            "code": "163WI0500X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Registered Nurse, Infusion Therapy",
            "state": "IA",
            "license": "109696",
            "primary": true
        },
        {
            "code": "364SH0200X",
            "taxonomy_group": "",
            "desc": "Clinical Nurse Specialist, Home Health",
            "state": "IA",
            "license": "109696",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• All providers in Earlham, IA
• Infusion Therapy Registered Nurse in Iowa

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 9, 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.