Individual provider Active NPI

Cassie Minnie Fissell

  • Psychiatric/Mental Health Nurse Practitioner
  • Middleton, WI
National Provider Identifier
1609799139
Registry record updated Aug 1, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
License
18831-33 Issued in WI
Practice address
3169 Deming Way
Middleton, WI 53562-1435
Phone
(262) 228-2136
NPI assigned
Aug 1, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 1, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric/Mental Health Nurse Practitioner 363LP0808X 18831-33 WI Primary

Addresses

Primary practice location

3169 Deming Way
Middleton, WI 53562-1435

Mailing address

130 Mary Belle LN
Beaver Dam, WI 53916-3329
Phone (920) 570-0252

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": "1785542400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785542400000",
    "number": "1609799139",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "130 MARY BELLE LN",
            "city": "BEAVER DAM",
            "state": "WI",
            "postal_code": "539163329",
            "telephone_number": "920-570-0252"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3169 DEMING WAY",
            "city": "MIDDLETON",
            "state": "WI",
            "postal_code": "535621435",
            "telephone_number": "262-228-2136"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FISSELL",
        "first_name": "CASSIE",
        "middle_name": "MINNIE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-08-01",
        "last_updated": "2026-08-01",
        "certification_date": "2026-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "WI",
            "license": "18831-33",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Middleton, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 1, 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.