Individual provider Active NPI

Estella Corinne Williamson, LMSW

  • Clinical Social Worker
  • Seattle, WA
National Provider Identifier
1164512695
Registry record updated Oct 24, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
LW61165428 Issued in WA
Practice address
325 9TH Ave
Seattle, WA 98104-2420
Phone
(206) 520-5000
NPI assigned
Oct 13, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 24, 2023

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 LW61165428 WA
Clinical Social Worker 1041C0700X LW61165428 WA Primary

Addresses

Primary practice location

325 9TH Ave
Seattle, WA 98104-2420

Mailing address

PO Box 50095
Seattle, WA 98145-5095
Phone (206) 520-5700

Other identifiers 1

IdentifierTypeStateIssuer
1164512695MedicaidWA

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address westella@uw.edu Direct Harborview Medical Center

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

State licenses

LicenseStateTypeSpecialty
LW61165428WAMDClinical Social Worker
069340NYMDPharmacist

Practice roles

OrganizationSpecialtyStatusNew patients
Bradley Biggs PHD Psychologist P.C. PastSince Aug 1, 2015 Accepting new patients
Whitney M. Young Jr. Health Center, Inc. Past Accepting new patients
Senior Hope Counseling Inc. PastSince Aug 28, 2008 Accepting new patients
Prime Care Physicians, P.L.L.C. Past Accepting new patients
Roman Catholic Diocese of Albany Ny PastSince Jan 1, 1994 Accepting new patients

Organizations & group practices 5

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.

NPI Registry JSON

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

{
    "created_epoch": "1160697600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1698105600000",
    "number": "1164512695",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 50095",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981455095",
            "telephone_number": "206-520-5700"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "325 9TH AVE",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981042420",
            "telephone_number": "206-520-5000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMSON",
        "first_name": "ESTELLA",
        "middle_name": "CORINNE",
        "credential": "LMSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-10-13",
        "last_updated": "2023-10-24",
        "certification_date": "2023-10-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "WA",
            "license": "LW61165428",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "WA",
            "license": "LW61165428",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1164512695",
            "state": "WA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "westella@uw.edu",
            "affiliation": "Y",
            "endpointDescription": "Email Address",
            "affiliationName": "Harborview Medical Center",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "325 9th Ave",
            "city": "Seattle",
            "state": "WA",
            "country_code": "US",
            "postal_code": "981042420",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "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 Oct 24, 2023; 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.