Individual provider Active NPI

Jennifer Olson, RN

  • Certified Registered Nurse Anesthetist
  • West Allis, WI
National Provider Identifier
1912589276
Registry record updated Oct 15, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
11339-33 Issued in WI
Practice address
8901 W Lincoln Ave
West Allis, WI 53227-2409
Phone
(414) 328-6000
NPI assigned
Apr 26, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 15, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 198770-30 WI
Certified Registered Nurse Anesthetist 367500000X 11339-33 WI Primary

Addresses

Primary practice location

8901 W Lincoln Ave
West Allis, WI 53227-2409

Mailing address

PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250

Other practice location 1

1550 Rivers Bnd Apt 103
Wauwatosa, WI 53226-3070
Phone (608) 516-9555

Other identifiers 1

IdentifierTypeStateIssuer
100181545MedicaidWI

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address jolson86919@direct.ascension.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20211006002465 WI Practitioner - Certified Registered Nurse Anesthetist (Crna) 1456759323 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Vituity-Wisconsin Anesthesia SCGroup PAC ID 2163968819, 144 clinicians
Aurora Medical Group, Inc.Group PAC ID 6709794258, 3,764 clinicians

Practice addresses (Care Compare)

10101 S 27TH St
Franklin, WI 53132-7209
Phone (414) 325-4700

13111 N Port Washington Rd
Mequon, WI 53097-2416
Phone (262) 243-7300

19333 W N Ave
Brookfield, WI 53045-4132
Phone (262) 785-2000

2301 N Lake Dr
Milwaukee, WI 53211-4508
Phone (414) 585-1132

5000 W Chambers St
Milwaukee, WI 53210-1650
Phone (414) 447-2000

8901 W National Ave
West Allis, WI 53227-1637
Phone (414) 329-5655

9555 76TH St
Pleasant Prairie, WI 53158-1984
Phone (262) 577-8000

Hospital & facility affiliations

  • Ascension Columbia St Marys Hospital Milwaukee Hospital, Milwaukee, WI, CCN 520051
  • Ascension SE Wisconsin Hospital Hospital, Milwaukee, WI, CCN 520136

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Registered Nurse

State licenses

LicenseStateTypeSpecialty
198770-30WIMDRegistered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Vituity-Wisconsin Anesthesia SC Current Accepting new patients
Aurora Medical Group, Inc. CurrentSince Sep 1, 2025 Accepting new patients
Aurora Medical Group, Inc. Nurse Anesthetist, Certified Registered CurrentSince Sep 1, 2025 Accepting new patients
Vituity-Wisconsin Anesthesia SC CurrentSince Oct 27, 2024 Accepting new patients

Locations

19333 W North Ave
Brookfield, WI 53045
Phone (262) 785-2000

2301 N Lake Dr
Milwaukee, WI 53211
Phone (414) 270-4932

5000 W Chambers St
Milwaukee, WI 53210
Phone (414) 447-2089

1020 N 12th St
Milwaukee, WI 53233
Phone (414) 219-3056

9555 76th St
Pleasant Prairie, WI 53158
Phone (262) 577-8000

13111 N Port Washington Rd
Thiensville, WI 53097
Phone (262) 243-7300

201 N Mayfair Rd
Fl 2
Wauwatosa, WI 53226
Phone (414) 771-8228

8901W National Ave
West Allis, WI 53227
Phone (414) 329-5655

8901 W Lincoln Ave
West Allis, WI 53227
Phone (414) 328-6000

8901W National Ave
West Allis, WI 53227

Organizations & group practices 5

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 3

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1619395200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760486400000",
    "number": "1912589276",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 735044",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606735044",
            "telephone_number": "800-326-2250"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8901 W LINCOLN AVE",
            "city": "WEST ALLIS",
            "state": "WI",
            "postal_code": "532272409",
            "telephone_number": "414-328-6000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1550 Rivers Bnd Apt 103",
            "address_purpose": "LOCATION",
            "city": "Wauwatosa",
            "state": "WI",
            "postal_code": "532263070",
            "country_code": "US",
            "telephone_number": "608-516-9555",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OLSON",
        "first_name": "JENNIFER",
        "credential": "RN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-04-26",
        "last_updated": "2025-10-15",
        "certification_date": "2025-10-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "WI",
            "license": "198770-30",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "WI",
            "license": "11339-33",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100181545",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "jolson86919@direct.ascension.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CDA/CCD/TXT",
            "address_1": "1550 Rivers Bnd Apt 103",
            "city": "Wauwatosa",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532263070",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in West Allis, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 15, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.