Individual provider Active NPI

Madison M Olson

  • Physician Assistant
  • Milwaukee, WI
National Provider Identifier
1912764812
Registry record updated Jan 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
8670-23 Issued in WI
Practice address
945 N 12TH St
Milwaukee, WI 53233-1305
Phone
(414) 219-2000
NPI assigned
Mar 6, 2024
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 28, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 8670-23 WI Primary

Addresses

Primary practice location

945 N 12TH St
Milwaukee, WI 53233-1305

Mailing address

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

Other practice location 1

3515 Olive Ln N
Plymouth, MN 55447-5604
Phone (612) 751-3953

Other identifiers 1

IdentifierTypeStateIssuer
100386425MedicaidWI

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Direct Messaging Address molson443760@direct.myadvocateaurora.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251202002392 WI Practitioner - Physician Assistant 5597258244 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Aurora Medical Group, Inc.Group PAC ID 6709794258, 3,764 clinicians

Practice addresses (Care Compare)

945 N 12TH St
Milwaukee, WI 53233-1305
Phone (414) 219-7300

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
8670-23WIMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Aurora Medical Group, Inc. CurrentSince Oct 6, 2025 Accepting new patients
Aurora Medical Group, Inc. Current Accepting new patients
Aurora Medical Group, Inc. CurrentSince Oct 6, 2025 Accepting new patients

Locations

945 N 12th St
Milwaukee, WI 53233
Phone (414) 219-5800

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

Interoperability endpoints

  • Direct secure messaging: molson443760@direct.myadvocateaurora.org

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1709683200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769558400000",
    "number": "1912764812",
    "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": "945 N 12TH ST",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532331305",
            "telephone_number": "414-219-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3515 Olive Ln N",
            "address_purpose": "LOCATION",
            "city": "Plymouth",
            "state": "MN",
            "postal_code": "554475604",
            "country_code": "US",
            "telephone_number": "612-751-3953",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OLSON",
        "first_name": "MADISON",
        "middle_name": "M",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2024-03-06",
        "last_updated": "2026-01-28",
        "certification_date": "2026-01-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "WI",
            "license": "8670-23",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100386425",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "945 N 12th St",
            "city": "Milwaukee",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532331305",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "molson443760@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "945 N 12th St",
            "city": "Milwaukee",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532331305",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Milwaukee, WI

Sources for this page

Verify at the official NPI Registry.