Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Kathleen Ertz, MSSW

Social Worker in Eau Claire, WI · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1770684300

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Kathleen Ertz

Credential MSSW

Sex Female

Practice address 2116 Craig Road, Eau Claire, WI, 54701

Phone (715) 858-4586

Enumeration date Sep 26, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 730 (WI) Primary

Other identifiers

Identifier	Type	State	Issuer
39548800	Medicaid	WI	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Kathleen Ertz?

The National Provider Identifier (NPI) for Kathleen Ertz is 1770684300, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kathleen Ertz practice?

The practice location on file with NPPES is in Eau Claire, WI. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.