Active NPI
Jennifer Olson, RN
- Certified Registered Nurse Anesthetist
- West Allis, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Certified Registered Nurse Anesthetist
- License
- 11339-33
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 100181545 | Medicaid | WI |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | jolson86919@direct.ascension.org | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
Enrollment records 1
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
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
- Ascension SE Wisconsin Hospital
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Registered Nurse
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 198770-30 | WI | MD | Registered Nurse |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Vituity-Wisconsin Anesthesia SC | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Nurse Anesthetist, Certified Registered | Current | Accepting new patients |
| Vituity-Wisconsin Anesthesia SC | Current | 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.
-
- Certified Registered Nurse Anesthetist
- Milwaukee, WI
- NPI 1427271378
Nurse Anesthetist, Certified Registered
-
- Anesthesiology Physician
- Pleasant Prairie, WI
- NPI 1821831975
-
- Internal Medicine Physician
- Glendale, WI
- NPI 1609881077
-
- Durable Medical Equipment & Medical Supplies
- Oshkosh, WI
- NPI 1326858044
-
- Anesthesiology Physician
- Milwaukee, WI
- NPI 1801620067
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Milwaukee, WI
- NPI 1427007384
-
- Rehabilitation Hospital Unit
- Brookfield, WI
- NPI 1861417362
-
- General Acute Care Hospital
- Milwaukee, WI
- NPI 1871656082
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.