Active NPI
Heather Kniffen, MSW/LICSW
- Social Worker
- Spokane, WA
National Provider Identifier
1063832525
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- LW0007624
- Practice address
- 5713 W Morgantown LN
Spokane, WA 99208-4588 - Phone
- (509) 679-5244
- Fax
- (509) 275-7916
- NPI assigned
- Apr 23, 2014
- 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 |
|---|---|---|---|---|
| Social Worker | 104100000X | LW0007624 | WA | Primary |
Addresses
Primary practice location
5713 W Morgantown LN
Spokane, WA 99208-4588
Mailing address
5713 W Morgantown LN
Spokane, WA 99208-4588
Phone (509) 679-5244
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
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20140702002474 | WA | Practitioner - Clinical Social Worker | 8628293784 | Practice locations: Spokane, WA |
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 1995
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
Practice addresses (Care Compare)
Spokane, WA 99208
Phone (509) 679-5244
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| LW0007624 | WA | MD | Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1398211200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1775001600000",
"number": "1063832525",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "5713 W MORGANTOWN LN",
"city": "SPOKANE",
"state": "WA",
"postal_code": "992084588",
"telephone_number": "509-679-5244",
"fax_number": "509-275-7916"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "5713 W MORGANTOWN LN",
"city": "SPOKANE",
"state": "WA",
"postal_code": "992084588",
"telephone_number": "509-679-5244",
"fax_number": "509-275-7916"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KNIFFEN",
"first_name": "HEATHER",
"credential": "MSW/LICSW",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2014-04-23",
"last_updated": "2026-04-01",
"certification_date": "2026-04-01",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "WA",
"license": "LW0007624",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Spokane, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.