Individual provider Active NPI

Natasha Mosher, MA, LMHCA

  • Mental Health Counselor
  • Seattle, WA
National Provider Identifier
1255158846
Registry record updated Feb 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
MC61521143 Issued in WA
Practice address
3400 Harbor Ave SW
Seattle, WA 98126-2394
Phone
(206) 948-2291
NPI assigned
Sep 24, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 27, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X MC61521143 WA Primary

Addresses

Primary practice location

3400 Harbor Ave SW
Seattle, WA 98126-2394

Mailing address

1809 Green PL
Ormond Beach, FL 32174-7218
Phone (206) 451-9093

Other identifiers 1

IdentifierTypeStateIssuer
MC61521143OtherWAWASHINGTON DEPARTMENT OF HEALTH MENTAL HEALTH COUNSELOR ASSOCIATE LICENSE

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
Credentials
Master of Arts

State licenses

LicenseStateTypeSpecialty
MC61521143WAMDMental Health Counselor

Practice roles

OrganizationSpecialtyStatusNew patients
Cornerstone Ocd Anxiety Group Mental Health Past Accepting new patients

Organizations & group practices 1

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": "1727136000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772150400000",
    "number": "1255158846",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1809 GREEN PL",
            "city": "ORMOND BEACH",
            "state": "FL",
            "postal_code": "321747218",
            "telephone_number": "206-451-9093"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3400 HARBOR AVE SW",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981262394",
            "telephone_number": "206-948-2291"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MOSHER",
        "first_name": "NATASHA",
        "credential": "MA, LMHCA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-09-24",
        "last_updated": "2026-02-27",
        "certification_date": "2026-02-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "WA",
            "license": "MC61521143",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "WASHINGTON DEPARTMENT OF HEALTH MENTAL HEALTH COUNSELOR ASSOCIATE LICENSE",
            "identifier": "MC61521143",
            "state": "WA"
        }
    ],
    "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 Feb 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.