Individual provider Active NPI

Parker Nimmer, DPT

  • Physical Therapist
  • East Troy, WI
National Provider Identifier
1780573907
Registry record updated Jan 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
Practice address
2483 Corporate Cir
East Troy, WI 53120-2575
Phone
(262) 642-2000
NPI assigned
Jul 1, 2025
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 6, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapist 225100000X Primary

Addresses

Primary practice location

2483 Corporate Cir
East Troy, WI 53120-2575

Mailing address

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

Other practice location 1

1550 Hobbs Dr
Delavan, WI 53115-2027
Phone (262) 249-3500

Other practice location 2

201 N Mayfair Rd
Wauwatosa, WI 53226-4216
Phone (641) 425-6311

Other practice location 3

700 Geneva Pkwy N
Lake Geneva, WI 53147-4594
Phone (262) 249-3500

Other identifiers 1

IdentifierTypeStateIssuer
100374031MedicaidWI

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251201000621 WI Practitioner - Physical Therapist in Private Practice 8729571666 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physical Therapist in Private Practice
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)

12500 Aurora Dr
Pleasant Prairie, WI 53158-1227
Phone (262) 857-5300

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Aurora Medical Group, Inc. CurrentSince Jan 1, 2026 Accepting new patients
Aurora Medical Group, Inc. CurrentSince Jan 1, 2026 Accepting new patients
Aurora Medical Group, Inc. PastSince Oct 12, 2025 Accepting new patients

Locations

1550 Hobbs Dr
Delavan, WI 53115
Phone (262) 740-4200

2483 Corporate Cir
East Troy, WI 53120
Phone (262) 249-2000

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

12500 Aurora Dr
Pleasant Prairie, WI 53158
Phone (262) 857-5000

201 N Mayfair Rd
Wauwatosa, WI 53226
Phone (414) 259-7200

Organizations & group practices 4

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": "1751328000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767657600000",
    "number": "1780573907",
    "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": "2483 CORPORATE CIR",
            "city": "EAST TROY",
            "state": "WI",
            "postal_code": "531202575",
            "telephone_number": "262-642-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1550 Hobbs Dr",
            "address_purpose": "LOCATION",
            "city": "Delavan",
            "state": "WI",
            "postal_code": "531152027",
            "country_code": "US",
            "telephone_number": "262-249-3500",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "201 N Mayfair Rd",
            "address_purpose": "LOCATION",
            "city": "Wauwatosa",
            "state": "WI",
            "postal_code": "532264216",
            "country_code": "US",
            "telephone_number": "641-425-6311",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "700 Geneva Pkwy N",
            "address_purpose": "LOCATION",
            "city": "Lake Geneva",
            "state": "WI",
            "postal_code": "531474594",
            "country_code": "US",
            "telephone_number": "262-249-3500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NIMMER",
        "first_name": "PARKER",
        "credential": "DPT",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-07-01",
        "last_updated": "2026-01-06",
        "certification_date": "2026-01-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100374031",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in East Troy, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 6, 2026; 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.

Verify at the official NPI Registry.