Individual provider Active NPI

Natasha Breidenbach, LSWAIC

  • Clinical Social Worker
  • Seattle, WA
National Provider Identifier
1356743355
Registry record updated Oct 6, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
LW61595469 Issued in WA
Practice address
1930 Post Aly
Seattle, WA 98101-1074
Phone
(206) 728-4143
Fax
(206) 956-1018
NPI assigned
Sep 22, 2014
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 6, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X LW61595469 WA Primary

Addresses

Primary practice location

1930 Post Aly
Seattle, WA 98101-1074

Mailing address

1200 12TH Ave S Ste 901
Seattle, WA 98144-2712

Other practice location 1

910 E Railroad Ave
Fort Morgan, CO 80701-3399
Phone (970) 867-4924

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251120001931 WA Practitioner - Clinical Social Worker 3274025978 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Neighborcare HealthGroup PAC ID 0143134205, 100 clinicians

Practice addresses (Care Compare)

1930 Post Aly
Seattle, WA 98101-1074
Phone (206) 728-4143

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
LW61595469WAMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Neighborcare Health CurrentSince Nov 17, 2025 Accepting new patients
Neighborcare Health Current Accepting new patients
Neighborcare Health Current Accepting new patients
Neighborcare Health CurrentSince Nov 17, 2025 Accepting new patients

Locations

9245 Rainier Ave S
Seattle, WA 98118
Phone (206) 461-6981

12721 30th Ave NE
Ste 101
Seattle, WA 98125
Phone (206) 417-0326

6020 35th Ave SW
Seattle, WA 98126
Phone (206) 461-6950

1930 Post Aly
Seattle, WA 98101
Phone (206) 728-4143

1200 12th Ave S
Ste 901
Seattle, WA 98144
Phone (206) 548-3058

4400 37th Ave S
Seattle, WA 98118
Phone (206) 296-4650

1629 N 45th St
Seattle, WA 98103
Phone (206) 633-3350

Organizations & group practices 4

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": "1411344000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759708800000",
    "number": "1356743355",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1200 12TH AVE S STE 901",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981442712"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1930 POST ALY",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981011074",
            "telephone_number": "206-728-4143",
            "fax_number": "206-956-1018"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "910 E Railroad Ave",
            "address_purpose": "LOCATION",
            "city": "Fort Morgan",
            "state": "CO",
            "postal_code": "807013399",
            "country_code": "US",
            "telephone_number": "970-867-4924",
            "fax_number": "970-867-2695",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BREIDENBACH",
        "first_name": "NATASHA",
        "credential": "LSWAIC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2014-09-22",
        "last_updated": "2025-10-06",
        "certification_date": "2025-10-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "WA",
            "license": "LW61595469",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Seattle, WA

Sources for this page

Verify at the official NPI Registry.