Individual provider Active NPI

Anne Hoff Dinwiddie

  • Clinical Social Worker
  • Seattle, WA
National Provider Identifier
1982942447
Registry record updated Jun 9, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
LW61010323 Issued in WA
Practice address
1660 South Columbian Way
Seattle, WA 98108
Phone
(206) 277-3366
NPI assigned
Jan 17, 2013
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 9, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X LH60886805 WA
Mental Health Counselor 101YM0800X LPC.0012356 CO
Clinical Social Worker 1041C0700X CSW.09923123 CO
Clinical Social Worker 1041C0700X LW61010323 WA Primary

Addresses

Primary practice location

1660 South Columbian Way
Seattle, WA 98108

Mailing address

1660 S Columbian Way
Seattle, WA 98108-1532
Phone (720) 998-1955

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
LPC.0012356COMDMental Health Counselor
LH60886805WAMDMental Health Counselor
CSW.09923123COMDClinical Social Worker
LW61010323WAMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1358380800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749427200000",
    "number": "1982942447",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1660 S COLUMBIAN WAY",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981081532",
            "telephone_number": "720-998-1955"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1660 SOUTH COLUMBIAN WAY",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "98108",
            "telephone_number": "206-277-3366"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DINWIDDIE",
        "first_name": "ANNE",
        "middle_name": "HOFF",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-01-17",
        "last_updated": "2025-06-09",
        "certification_date": "2025-06-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "WA",
            "license": "LH60886805",
            "primary": false
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "CO",
            "license": "LPC.0012356",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "CO",
            "license": "CSW.09923123",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "WA",
            "license": "LW61010323",
            "primary": true
        }
    ],
    "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 Jun 9, 2025; 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.