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MRS. ELLEN SCHAFFER KATHREN LICSW
NPI 1023281227
Social Worker in Kennewick, WA

Active since April 08, 2008PECOS Enrolled
10505 W CLEARWATER AVE, KENNEWICK, WA 99336(509) 378-5553 Get Directions Write a Review

NPPES record last updated: June 30, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 30, 2025, May 20, 2020 (2 updates tracked since 2020).

About Mrs. Ellen Schaffer Kathren Licsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. ELLEN SCHAFFER KATHREN LICSW (NPI 1023281227) is an individual social worker in Kennewick, Washington, licensed in Washington (LW60807784) and active in the NPI registry since April 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1023281227
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMRS. ELLEN SCHAFFER KATHRENCredential: LICSW
Location Address10505 W CLEARWATER AVEKennewick, WA 99336-8613
Mailing Address10505 W Clearwater AveKennewick, WA 99336-8613 · (509) 378-5553
Phone(509) 378-5553
Sole ProprietorNo
Enumeration DateApril 8, 2008
Last NPPES UpdateJune 30, 20252 updates tracked since enumeration
NPPES CertifiedJune 30, 2025
✔ NPI 1023281227 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in WA · LW60807784
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
Also ListedCounselorTaxonomy 101Y00000X
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X
10505 W CLEARWATER AVE, Kennewick, WA 99336
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Other Names 1

Former Name (1)Ellen Schaffer Ba, Mmed, Msw

Other Identifiers 1

Medicaid2123667WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Ellen Schaffer Kathren Licsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Ellen Kathren reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lourdes Hospital LLC
5.7 mi
Psychiatric Hospital
1175 CARONDELET DR
Richland, WA 99354
  • Reassigned Medicare billing, Washington enrollment
  • Also billed through NPI 1831284280 (Washington)
  • 96 clinicians in this Medicare group
NPI 1548342181 (509) 943-9104

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. RIKKI J WEST LMHC
Counselor (Mental Health)
10505 W CLEARWATER AVE
KENNEWICK, WA 99336
Benton County (509) 378-5553
MRS. KAITLYN JINDRA AAC
Counselor (Mental Health)
10505 W CLEARWATER AVE
KENNEWICK, WA 99336
Benton County (509) 378-5553
OMAR SANCHEZ
Counselor (Mental Health)
10505 W CLEARWATER AVE
KENNEWICK, WA 99336
Benton County (509) 378-5553
DIANNE NUNAMAKER
Social Worker
10505 W CLEARWATER AVE
KENNEWICK, WA 99336
Benton County (509) 378-5553
DENISE FOUST
Counselor
10505 W CLEARWATER AVE
KENNEWICK, WA 99336
Benton County (509) 378-5553
DEANNA LARSON
Counselor (Mental Health)
10505 W CLEARWATER AVE
KENNEWICK, WA 99336
Benton County (509) 378-5553
VALISSA BLANCO
Counselor
10505 W CLEARWATER AVE
KENNEWICK, WA 99336
Benton County (509) 378-5553
MAYRA O MAYRA ARZOLA
Counselor
10505 W CLEARWATER AVE
KENNEWICK, WA 99336
Benton County (509) 378-5553

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ellen Kathren's NPI number?

The NPI number for Ellen Kathren is 1023281227. It was assigned to this individual provider in the NPPES registry on April 8, 2008. The provider is also known as Ellen Schaffer Ba, Mmed, Msw.

Where is Ellen Kathren located?

Ellen Kathren practices at 10505 W Clearwater Ave, Kennewick, WA 99336. The listed phone number is (509) 378-5553.

What is Ellen Kathren's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Ellen Kathren enrolled in Medicare?

Yes. Ellen Kathren is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ellen Kathren's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ellen Kathren reassigns Medicare benefits to Lourdes Hospital LLC (Richland, WA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ellen Kathren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ellen Kathren accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Ellen Kathren as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ellen Kathren was last updated on June 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.