Individual provider Active NPI

Brian Sullivan, PT

  • Physical Therapist
  • Greenfield, WI
National Provider Identifier
1346419116
Registry record updated Jul 28, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
4445-24 Issued in WI
Practice address
4861 S 27TH St
Greenfield, WI 53221-2603
Phone
(414) 325-3325
Fax
(414) 325-3334
NPI assigned
Feb 26, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 28, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapist 225100000X 4445-024 WI
Physical Therapist 225100000X 4445-24 WI Primary

Addresses

Primary practice location

4861 S 27TH St
Greenfield, WI 53221-2603

Mailing address

2001 Butterfield Rd Ste 1600
Downers Grove, IL 60515-1211

Other practice location 1

N15W28300 Golf Rd
Pewaukee, WI 53072-4800
Phone (262) 303-5055

Other identifiers 1

IdentifierTypeStateIssuer
100045464MedicaidWI

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20150622002096 WI Practitioner - Physical Therapist in Private Practice 1759692437 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physical Therapist in Private Practice
Education
Other, 1992
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Orthopaedic Associates of Wisconsin SCGroup PAC ID 1052200953, 106 clinicians

Practice addresses (Care Compare)

N15W28300 Golf Rd
Pewaukee, WI 53072-4800
Phone (262) 303-5055

Merit-based Incentive Payment System (MIPS)

Final score
83.05 of 100Reported as group
Quality
88.38
Improvement activities
40
Cost
64.82

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
4445-024WIMDPhysical Therapist
4445-24WIMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Athletic & Therapeutic Institute of Milwaukee, LLC Physical Therapist CurrentSince Jun 4, 2015 Accepting new patients
Athletic & Therapeutic Institute of Milwaukee, LLC Physical Therapist Current Accepting new patients
Athletic & Therapeutic Institute of Milwaukee, LLC Physical Therapist CurrentSince Jun 4, 2015 Accepting new patients
Athletic & Therapeutic Institute of Milwaukee, LLC Physical Therapist Past Accepting new patients

Locations

790 Remington Blvd
Bolingbrook, IL 60440

2001 Butterfield Rd
Ste 1600
Downers Grove, IL 60515

N96W17960 County Line Rd
Germantown, WI 53022
Phone (262) 946-0404

7224 118th Ave
Ste E
Kenosha, WI 53142
Phone (262) 857-4400

4861 S 27th St
Milwaukee, WI 53221
Phone (414) 325-3325

S74W16867 Janesville Rd
Muskego, WI 53150
Phone (262) 971-4200

1290 N Summit Ave
#102
Oconomowoc, WI 53066
Phone (262) 468-3480

106 W Silver Spring Dr
Ste C
Whitefish Bay, WI 53217

Organizations & group practices 5

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": "1203984000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753660800000",
    "number": "1346419116",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2001 BUTTERFIELD RD STE 1600",
            "city": "DOWNERS GROVE",
            "state": "IL",
            "postal_code": "605151211"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4861 S 27TH ST",
            "city": "GREENFIELD",
            "state": "WI",
            "postal_code": "532212603",
            "telephone_number": "414-325-3325",
            "fax_number": "414-325-3334"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "N15W28300 Golf Rd",
            "address_purpose": "LOCATION",
            "city": "Pewaukee",
            "state": "WI",
            "postal_code": "530724800",
            "country_code": "US",
            "telephone_number": "262-303-5055",
            "fax_number": "262-303-5057",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SULLIVAN",
        "first_name": "BRIAN",
        "credential": "PT",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-02-26",
        "last_updated": "2025-07-28",
        "certification_date": "2025-07-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "WI",
            "license": "4445-024",
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "WI",
            "license": "4445-24",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100045464",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Greenfield, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 28, 2025; 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.