NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Kathleen Sue Marsceau, ST

Speech-Language Pathologist in Weston, WI · enumerated 2006 · practices at Aspirus Medical Group, Inc..

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

National Provider Identifier

1003924846

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Kathleen Sue Marsceau
Credential ST
Sex Female
Practice address 3402 Howland Ave, Suite 100, Weston, WI, 54476
Enumeration date Aug 29, 2006
Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers · License 126-154 (WI) Primary

Other identifiers

Identifier Type State Issuer
42788800 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 Marsceau?
The National Provider Identifier (NPI) for Kathleen Marsceau is 1003924846, a Type 1 (individual) record in the CMS NPPES registry.
Where does Kathleen Marsceau practice?
The practice location on file with NPPES is in Weston, 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.