Individual provider Active NPI

Angela Ruth Aijian, DPT

  • Physical Therapist
  • Federal Way, WA
National Provider Identifier
1649433392
Registry record updated Jul 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
PT.PT.60022092 Issued in WA
Practice address
505 S 336TH St Ste 140
Federal Way, WA 98003-5946
Phone
(253) 874-6621
NPI assigned
Jul 2, 2008
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 23, 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 PT.PT.60022092 WA Primary

Addresses

Primary practice location

505 S 336TH St Ste 140
Federal Way, WA 98003-5946

Mailing address

790 Remington Blvd
Bolingbrook, IL 60440-4909
Phone (630) 296-2223

Other practice location 1

720 12th St SE
Auburn, WA 98002-6708
Phone (253) 735-3606

Other names 1

  • Angela Ruth Williamson 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)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Northwest Center for Sports Medicine & Physical Therapy, Inc. Physical Therapist CurrentSince Jul 23, 2026 Accepting new patients
West Campus Sport & Orthopedic Physical PS Inc. Physical Therapist CurrentSince Jul 23, 2026 Accepting new patients

Locations

505 S 336th St
Ste 140
Federal Way, WA 98003
Phone (253) 874-6620

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1214956800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784764800000",
    "number": "1649433392",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "790 REMINGTON BLVD",
            "city": "BOLINGBROOK",
            "state": "IL",
            "postal_code": "604404909",
            "telephone_number": "630-296-2223",
            "fax_number": "630-759-9510"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "505 S 336TH ST STE 140",
            "city": "FEDERAL WAY",
            "state": "WA",
            "postal_code": "980035946",
            "telephone_number": "253-874-6621"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "720 12th St SE",
            "address_purpose": "LOCATION",
            "city": "Auburn",
            "state": "WA",
            "postal_code": "980026708",
            "country_code": "US",
            "telephone_number": "253-735-3606",
            "fax_number": "253-351-9807",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "AIJIAN",
        "first_name": "ANGELA",
        "middle_name": "RUTH",
        "credential": "DPT",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2008-07-02",
        "last_updated": "2026-07-23",
        "certification_date": "2026-07-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "WA",
            "license": "PT.PT.60022092",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ANGELA",
            "last_name": "WILLIAMSON",
            "middle_name": "RUTH",
            "credential": "DPT",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Federal Way, WA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 23, 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.