Individual provider Active NPI

Michelle Kosmalski, MD

  • Family Medicine Physician
  • West Allis, WI
National Provider Identifier
1427491992
Registry record updated Apr 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
65568-20 Issued in WI
Practice address
6609 W Greenfield Ave
West Allis, WI 53214-4958
Phone
(414) 257-8577
Fax
(414) 257-8505
NPI assigned
Apr 15, 2013
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 3, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 65568-20 WI Primary

Addresses

Primary practice location

6609 W Greenfield Ave
West Allis, WI 53214-4958

Mailing address

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

Other practice location 1

W227N6103 Sussex Rd
Sussex, WI 53089
Phone (414) 566-8100

Other identifiers 1

IdentifierTypeStateIssuer
100059243MedicaidWI

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Direct Messaging Address mkosmalski41116@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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20160818001746 WI Practitioner - Family Practice 0547555393 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
University of Wisconsin School of Medicine, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Lakeshore Medical Clinic LLCGroup PAC ID 7719890730, 375 clinicians
Aurora Advanced Healthcare, Inc.Group PAC ID 3375625833, 1,107 clinicians
Aurora Medical Group, Inc.Group PAC ID 6709794258, 3,764 clinicians

Practice addresses (Care Compare)

200 E Ryan Rd
Oak Creek, WI 53154-4563
Phone (414) 570-3590

3003 W Good Hope Rd
Milwaukee, WI 53209-2042
Phone (414) 352-3100

6609 W Greenfield Ave
West Allis, WI 53214-4958
Phone (414) 257-8500

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
65568-20WIMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Columbia St. Mary'S Hospital Milwaukee Inc CurrentSince Oct 1, 2016 Accepting new patients
Aurora Advanced Healthcare Inc CurrentSince Mar 7, 2025 Accepting new patients
Aurora Medical Group, Inc. CurrentSince Mar 7, 2025 Accepting new patients
Columbia St. Mary'S Hospital Milwaukee, Inc Family Medicine CurrentSince Oct 1, 2016 Accepting new patients
Lakeshore Medical Clinic LTD Family Medicine CurrentSince Mar 7, 2025 Accepting new patients
Lakeshore Medical Clinic, LLC Family Medicine CurrentSince Mar 7, 2025 Accepting new patients
Aurora Advanced Healthcare, Inc. Family Medicine CurrentSince Mar 7, 2025 Accepting new patients
Aurora Medical Group, Inc. Family Medicine CurrentSince Mar 7, 2025 Accepting new patients

Locations

3003 W Good Hope Rd
Glendale, WI 53209
Phone (414) 352-3100

12203 N Corporate Pkwy
Mequon, WI 53092
Phone (262) 387-8200

2311 N Prospect Ave
Milwaukee, WI 53211
Phone (414) 319-3000

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

S74W16775 Janesville Rd
Muskego, WI 53150
Phone (414) 422-4747

200 E Ryan Rd
Oak Creek, WI 53154
Phone (414) 570-3590

2000 E Layton Ave
St Francis, WI 53235
Phone (414) 744-7880

6609 W Greenfield Ave
West Allis, WI 53214
Phone (414) 257-8500

801 S 70th St
West Allis, WI 53214
Phone (414) 773-6600

Interoperability endpoints

  • Direct secure messaging: mkosmalski41116@direct.myadvocateaurora.org

Organizations & group practices 8

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": "1365984000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743638400000",
    "number": "1427491992",
    "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": "6609 W GREENFIELD AVE",
            "city": "WEST ALLIS",
            "state": "WI",
            "postal_code": "532144958",
            "telephone_number": "414-257-8577",
            "fax_number": "414-257-8505"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "W227N6103 Sussex Rd",
            "address_purpose": "LOCATION",
            "city": "Sussex",
            "state": "WI",
            "postal_code": "53089",
            "country_code": "US",
            "telephone_number": "414-566-8100",
            "fax_number": "414-566-8038",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KOSMALSKI",
        "first_name": "MICHELLE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-04-15",
        "last_updated": "2025-04-03",
        "certification_date": "2025-04-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "WI",
            "license": "65568-20",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100059243",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "6609 W Greenfield Ave",
            "city": "West Allis",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532144958",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mkosmalski41116@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "6609 W Greenfield Ave",
            "city": "West Allis",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532144958",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in West Allis, WI

Sources for this page

Verify at the official NPI Registry.