Jana Siesennop

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

License

20840-130 Issued in WI

Practice address

2422 N Grandview Blvd
Waukesha, WI 53188-6105

Phone

(242) 549-6600

NPI assigned

Sep 21, 2026

Last updated

Sep 21, 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

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

{
    "created_epoch": "1789948800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789948800000",
    "number": "1093627572",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2422 N GRANDVIEW BLVD",
            "city": "WAUKESHA",
            "state": "WI",
            "postal_code": "531886105"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2422 N GRANDVIEW BLVD",
            "city": "WAUKESHA",
            "state": "WI",
            "postal_code": "531886105",
            "telephone_number": "242-549-6600"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIESENNOP",
        "first_name": "JANA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-09-21",
        "last_updated": "2026-09-21",
        "certification_date": "2026-09-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "WI",
            "license": "20840-130",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Addiction (Substance Use Disorder) Counselor in Waukesha, WI
• Providers in Waukesha, WI by specialty
• Addiction (Substance Use Disorder) Counselor in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.