Individual provider Active NPI

Anna E Seckar-Anderson, APNP

  • Nurse Practitioner
  • Greenfield, WI
National Provider Identifier
1023654662
Registry record updated Dec 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
9757 Issued in WI
Practice address
6901 W Edgerton Ave
Greenfield, WI 53220-4420
Phone
(414) 325-5244
Fax
(414) 421-3772
NPI assigned
Nov 19, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 16, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X 9757-33 WI
Nurse Practitioner 363L00000X 10769 MN
Nurse Practitioner 363L00000X 9757 WI Primary
Registered Nurse 163W00000X 220513 WI

Addresses

Primary practice location

6901 W Edgerton Ave
Greenfield, WI 53220-4420

Mailing address

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

Other practice location 1

178 9th St E Ste 300
Saint Paul, MN 55101-2577
Phone (877) 440-1001

Other practice location 2

2900 W Oklahoma Ave
Milwaukee, WI 53215-4330
Phone (414) 649-6577

Other identifiers 1

IdentifierTypeStateIssuer
100095869MedicaidWI

Other names 1

  • Anna E Simonich Former name

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address asimonich141688@direct.myadvocateaurora.org Direct
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI, IL2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20191226000729 WI Practitioner - Nurse Practitioner 6305270414 Reassigns benefits to 4 organizations
I20240110002045 IL Practitioner - Nurse Practitioner 6305270414 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
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)

14555 W National Ave
Suite 160
New Berlin, WI 53151-4497
Phone (262) 827-2975

2900 W Oklahoma Ave
Milwaukee, WI 53215-4330
Phone (414) 646-5410

9555 S 52ND Ave
Oak Lawn, IL 60453-3054
Phone (708) 634-0950

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
220513WIMDRegistered Nurse
10769MNMDMedical Physician Assistant
9757WIMDNurse Practitioner
9757-33WIMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Aurora Medical Group, Inc. CurrentSince Jan 5, 2020 Accepting new patients
Advocate Health and Hospitals Corporation Current Accepting new patients
Aurora Advanced Healthcare Inc CurrentSince Oct 25, 2020 Accepting new patients
Aurora Advanced Healthcare, Inc. CurrentSince Oct 25, 2020 Accepting new patients
Baycare Aurora, LLC CurrentSince Jan 5, 2020 Accepting new patients
Lakeshore Medical Clinic, LLC CurrentSince Oct 25, 2020 Accepting new patients
Advocate Health and Hospitals Corporation CurrentSince Nov 28, 2023 Accepting new patients
Aurora Medical Group, Inc. CurrentSince Jan 5, 2020 Accepting new patients
Aurora Medical Group, Inc. Current Accepting new patients
Advocate Health and Hospitals Corporation CurrentSince Nov 28, 2023 Accepting new patients

Locations

214 McHenry Rd
Buffalo Grove, IL 60089
Phone (847) 459-1160

29373 Network Pl
Chicago, IL 60673

9555 S 52nd Ave
Oak Lawn, IL 60453
Phone (708) 422-5700

16985 W Bluemound Rd
Brookfield, WI 53005
Phone (262) 641-8400

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

215 Washington St
Grafton, WI 53024
Phone (262) 375-3700

2253 W Mason St
Green Bay, WI 54303
Phone (920) 327-7000

2845 Greenbrier Rd
Green Bay, WI 54311
Phone (920) 288-3388

N84W16889 Menomonee Ave
Menomonee Fls, WI 53051
Phone (262) 251-7500

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

6901 W Edgerton Ave
Milwaukee, WI 53220
Phone (414) 325-5244

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

3301 W Forest Home Ave
Milwaukee, WI 53215
Phone (414) 389-2233

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

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

14555 W National Ave
Ste 160
New Berlin, WI 53151
Phone (262) 827-2975

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

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

3289 N Mayfair Rd
Wauwatosa, WI 53222
Phone (414) 771-7900

Interoperability endpoints

  • Direct secure messaging: asimonich141688@direct.myadvocateaurora.org

Organizations & group practices 10

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": "1574121600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765843200000",
    "number": "1023654662",
    "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": "6901 W EDGERTON AVE",
            "city": "GREENFIELD",
            "state": "WI",
            "postal_code": "532204420",
            "telephone_number": "414-325-5244",
            "fax_number": "414-421-3772"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "178 9th St E Ste 300",
            "address_purpose": "LOCATION",
            "city": "Saint Paul",
            "state": "MN",
            "postal_code": "551012577",
            "country_code": "US",
            "telephone_number": "877-440-1001",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2900 W Oklahoma Ave",
            "address_purpose": "LOCATION",
            "city": "Milwaukee",
            "state": "WI",
            "postal_code": "532154330",
            "country_code": "US",
            "telephone_number": "414-649-6577",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SECKAR-ANDERSON",
        "first_name": "ANNA",
        "middle_name": "E",
        "credential": "APNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-11-19",
        "last_updated": "2025-12-16",
        "certification_date": "2025-12-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "WI",
            "license": "9757-33",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "MN",
            "license": "10769",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "WI",
            "license": "9757",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "WI",
            "license": "220513",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100095869",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "asimonich141688@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "6901 W Edgerton Ave",
            "city": "Greenfield",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532204420",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "6901 W Edgerton Ave",
            "city": "Greenfield",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532204420",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "ANNA",
            "last_name": "SIMONICH",
            "middle_name": "E",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Greenfield, WI

Sources for this page

Verify at the official NPI Registry.