Individual provider Active NPI

Katherine Bernice Sayles, PTA

  • Physical Therapy Assistant
  • Pawtucket, RI
National Provider Identifier
1417893108
Registry record updated Apr 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical Therapy AssistantTaxonomy code 225200000X
License
PTA00786 Issued in RI
Practice address
588 Pawtucket Ave
Pawtucket, RI 02860-6057
Phone
(401) 728-6500
Fax
(401) 728-6509
NPI assigned
Apr 27, 2026
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 27, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapy Assistant 225200000X PTA00786 RI Primary

Addresses

Primary practice location

588 Pawtucket Ave
Pawtucket, RI 02860-6057

Mailing address

36 Homewood Ave
North Providence, RI 02911-2907
Phone (401) 728-6500

Other names 1

  • Katherine Vahlsing Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
PTA00786RIMDPhysical Therapy Assistant

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1777248000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777248000000",
    "number": "1417893108",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "36 HOMEWOOD AVE",
            "city": "NORTH PROVIDENCE",
            "state": "RI",
            "postal_code": "029112907",
            "telephone_number": "401-728-6500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "588 PAWTUCKET AVE",
            "city": "PAWTUCKET",
            "state": "RI",
            "postal_code": "028606057",
            "telephone_number": "401-728-6500",
            "fax_number": "401-728-6509"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SAYLES",
        "first_name": "KATHERINE",
        "middle_name": "BERNICE",
        "credential": "PTA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-04-27",
        "last_updated": "2026-04-27",
        "certification_date": "2026-04-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225200000X",
            "taxonomy_group": "",
            "desc": "Physical Therapy Assistant",
            "state": "RI",
            "license": "PTA00786",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATHERINE",
            "last_name": "VAHLSING",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Pawtucket, RI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 27, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.