Active NPI
Madison Louise Knowles
- Physical Therapist
- Clifton Park, NY
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physical Therapist
- License
- 054562
- 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
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 ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| 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
| License | State | Type | Specialty |
|---|---|---|---|
| 054562 | NY | MD | Physical Therapist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| John V Murphy Physical Therapy, PC | Single Specialty | Current | 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) | Code | License | State | Primary |
|---|---|---|---|---|
| Physical Therapist | 225100000X | 054562 | NY | Primary |
Addresses
NPPES NPI RegistryPrimary 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.