Individual provider Active NPI

Katie S Ellis, BCBA

  • Behavior Analyst
  • Appleton, WI
National Provider Identifier
1477434546
Registry record updated Sep 8, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Behavior AnalystTaxonomy code 103K00000X
License
1448-140 Issued in WI
Practice address
4 N Systems Dr Ste a
Appleton, WI 54914-6402
Phone
(608) 799-1850
NPI assigned
Sep 8, 2025
Last updated
Sep 8, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 8, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Behavior Analyst 103K00000X 1448-140 WI Primary

Addresses

Primary practice location

4 N Systems Dr Ste a
Appleton, WI 54914-6402

Mailing address

430 North St
Waupaca, WI 54981-1027
Phone (608) 799-1850

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

State licenses

LicenseStateTypeSpecialty
1448-140WIMDBehavioral Analyst

NPI Registry JSON

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

{
    "created_epoch": "1757289600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757289600000",
    "number": "1477434546",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "430 NORTH ST",
            "city": "WAUPACA",
            "state": "WI",
            "postal_code": "549811027",
            "telephone_number": "608-799-1850"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4 N SYSTEMS DR STE A",
            "city": "APPLETON",
            "state": "WI",
            "postal_code": "549146402",
            "telephone_number": "608-799-1850"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ELLIS",
        "first_name": "KATIE",
        "middle_name": "S",
        "credential": "BCBA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-09-08",
        "last_updated": "2025-09-08",
        "certification_date": "2025-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "",
            "desc": "Behavior Analyst",
            "state": "WI",
            "license": "1448-140",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Appleton, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 2025; 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.