Individual provider Active NPI

Madison Louise Knowles

  • Physical Therapist
  • Clifton Park, NY
National Provider Identifier
1821974072
Registry record updated Aug 13, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
054562 Issued in NY
Practice address
258 Ushers Rd Ste 100
Clifton Park, NY 12065-1428
Phone
(518) 871-9097
NPI assigned
Aug 13, 2025
Sex
Female
Sole proprietor
Yes

Organizations & group practices 1

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.

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
John V Murphy Physical Therapy, PC 19 clinicians

Practice addresses (Care Compare)

258 Ushers Rd
Suite 3
Clifton Park, NY 12065-1400
Phone (518) 869-6220

Medicare participation

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

Medicare enrollment records 1

Medicare enrollment files
Enrollment IDStateProvider typePAC IDDetails
I20250904003809 NY Practitioner - Physical Therapist in Private Practice 9133621659 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
054562NYMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
John V Murphy Physical Therapy, PC Single Specialty CurrentSince Aug 26, 2025 Accepting new patients

Locations

1971 Western Ave
Ste 100
Albany, NY 12203
Phone (518) 869-6220

1971 Western Ave
Ste 11
Albany, NY 12203
Phone (518) 869-6220

258 Ushers Rd
Ste 100
Clifton Park, NY 12065
Phone (518) 871-9097

258 Ushers Rd
Ste 3
Clifton Park, NY 12065
Phone (518) 869-6220

Specialties & licenses 1

NPPES NPI Registry
Specialty (taxonomy)CodeLicenseStatePrimary
Physical TherapistGroup: 193400000X SINGLE SPECIALTY GROUP 225100000X 054562 NY Primary

Addresses

NPPES NPI Registry

Primary practice location

258 Ushers Rd Ste 100
Clifton Park, NY 12065-1428

Mailing address

1971 Western Ave Ste 11
Albany, NY 12203-5066

Other practice location 1

1971 Western Ave Ste 11
Albany, NY 12203-5066
Phone (518) 869-6220

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Aug 13, 2025.

{
    "created_epoch": "1755043200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755043200000",
    "number": "1821974072",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1971 WESTERN AVE STE 11",
            "city": "ALBANY",
            "state": "NY",
            "postal_code": "122035066"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "258 USHERS RD STE 100",
            "city": "CLIFTON PARK",
            "state": "NY",
            "postal_code": "120651428",
            "telephone_number": "518-871-9097"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1971 Western Ave Ste 11",
            "address_purpose": "LOCATION",
            "city": "Albany",
            "state": "NY",
            "postal_code": "122035066",
            "country_code": "US",
            "telephone_number": "518-869-6220",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KNOWLES",
        "first_name": "MADISON",
        "middle_name": "LOUISE",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-08-13",
        "last_updated": "2025-08-13",
        "certification_date": "2025-08-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Physical Therapist",
            "state": "NY",
            "license": "054562",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Clifton Park, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 13, 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.