Active NPI
Allison Kathleen Dennin, LICSW
- Clinical Social Worker
- Seattle, WA
National Provider Identifier
1922980044
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- 00008518
- Practice address
- 10750 30TH Ave NE
Seattle, WA 98125-7937 - Phone
- (206) 302-1840
- NPI assigned
- Jul 21, 2025
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | 00008518 | WA | Primary |
Addresses
Primary practice location
10750 30TH Ave NE
Seattle, WA 98125-7937
Mailing address
413 NE 70TH St Unit 208
Seattle, WA 98115-5483
Phone (202) 271-5950
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
| License | State | Type | Specialty |
|---|---|---|---|
| 00008518 | WA | MD | Clinical Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1753056000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1753056000000",
"number": "1922980044",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "413 NE 70TH ST UNIT 208",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981155483",
"telephone_number": "202-271-5950"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "10750 30TH AVE NE",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981257937",
"telephone_number": "206-302-1840"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DENNIN",
"first_name": "ALLISON",
"middle_name": "KATHLEEN",
"credential": "LICSW",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2025-07-21",
"last_updated": "2025-07-21",
"certification_date": "2025-07-21",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "WA",
"license": "00008518",
"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 Jul 21, 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.