Individual provider Active NPI

Casey Walsh, LCSW

  • Social Worker
  • Seattle, WA
National Provider Identifier
1871748517
Registry record updated Aug 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
LW60896549 Issued in WA
Practice address
1100 Fairview Ave N
Seattle, WA 98109-4433
Phone
(206) 667-3717
NPI assigned
Nov 21, 2008
Last updated
Aug 7, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 7, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X LW60896549 WA Primary
Social Worker 104100000X LCSW108470 CA

Addresses

Primary practice location

1100 Fairview Ave N
Seattle, WA 98109-4433

Mailing address

1100 Fairview Ave N
Seattle, WA 98109-4433
Phone (206) 667-3717

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
LCSW108470CAMDSocial Worker
LW60896549WAMDSocial Worker

NPI Registry JSON

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

{
    "created_epoch": "1227225600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786060800000",
    "number": "1871748517",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1100 FAIRVIEW AVE N",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981094433",
            "telephone_number": "206-667-3717"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1100 FAIRVIEW AVE N",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981094433",
            "telephone_number": "206-667-3717"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALSH",
        "first_name": "CASEY",
        "credential": "LCSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2008-11-21",
        "last_updated": "2026-08-07",
        "certification_date": "2026-08-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "WA",
            "license": "LW60896549",
            "primary": true
        },
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "CA",
            "license": "LCSW108470",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Seattle, WA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 7, 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.