Individual provider Active NPI

Maria Georgen

  • Hematology & Oncology Physician
  • Grafton, WI
National Provider Identifier
1114488129
Registry record updated Oct 14, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
74774 Issued in WI
Practice address
975 Port Washington Rd
Grafton, WI 53024-9204
Phone
(262) 329-5000
Fax
(262) 329-5001
NPI assigned
Mar 31, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 14, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology Physician 207RH0003X 74774 WI Primary

Addresses

Primary practice location

975 Port Washington Rd
Grafton, WI 53024-9204

Mailing address

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

Other practice location 1

8701 W Watertown Plank Rd
Milwaukee, WI 53226-3548
Phone (414) 955-0532

Other identifiers 1

IdentifierTypeStateIssuer
100159531MedicaidWI

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Direct Messaging Address mgeorgen435856@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
I20250822003761 WI Practitioner - Hematology/Oncology 3072949361 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Hematology/Oncology
Education
Loyola University of Chicago, Stritch School of Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Aurora Health Care Metro, Inc.Group PAC ID 8628986536, 75 clinicians
Aurora Advanced Healthcare, Inc.Group PAC ID 3375625833, 1,107 clinicians

Practice addresses (Care Compare)

2900 W Oklahoma Ave
Milwaukee, WI 53215-4330
Phone (414) 649-6000

975 Port Washington Rd
Grafton, WI 53024-9201
Phone (262) 329-1000

Hospital & facility affiliations

  • Aurora St Lukes Medical Center Hospital, Milwaukee, WI, CCN 520138
  • Aurora Medical Center Hospital, Grafton, WI, CCN 520207

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Aurora Advanced Healthcare Inc CurrentSince Aug 22, 2025 Accepting new patients
Aurora Health Care Metro, Inc. Hematology & Oncology CurrentSince Aug 22, 2025 Accepting new patients
Aurora Advanced Healthcare, Inc. CurrentSince Aug 22, 2025 Accepting new patients

Locations

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

975 Port Washington Rd
#310
Grafton, WI 53024
Phone (262) 329-8150

975 Port Washington Rd
Grafton, WI 53024
Phone (262) 329-1000

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

2900 W Oklahoma Ave
Milwaukee, WI 53215
Phone (414) 385-2590

Interoperability endpoints

  • Direct secure messaging: mgeorgen435856@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.

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": "1553990400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760400000000",
    "number": "1114488129",
    "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": "975 PORT WASHINGTON RD",
            "city": "GRAFTON",
            "state": "WI",
            "postal_code": "530249204",
            "telephone_number": "262-329-5000",
            "fax_number": "262-329-5001"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "8701 W Watertown Plank Rd",
            "address_purpose": "LOCATION",
            "city": "Milwaukee",
            "state": "WI",
            "postal_code": "532263548",
            "country_code": "US",
            "telephone_number": "414-955-0532",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GEORGEN",
        "first_name": "MARIA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-03-31",
        "last_updated": "2025-10-14",
        "certification_date": "2025-10-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "WI",
            "license": "74774",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100159531",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "975 Port Washington Rd",
            "city": "Grafton",
            "state": "WI",
            "country_code": "US",
            "postal_code": "530249204",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mgeorgen435856@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "975 Port Washington Rd",
            "city": "Grafton",
            "state": "WI",
            "country_code": "US",
            "postal_code": "530249204",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Grafton, WI

Sources for this page

Verify at the official NPI Registry.