Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Katherine Matthews

Clinical Social Worker in Andover, NJ · enumerated 2023.

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

National Provider Identifier

1457046930

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Registry record

Entity type Individual (Type 1)

Name Katherine Matthews

Sex Female

Practice address 39 Kennedy Road, Suite 39a, Andover, NJ, 07821

Phone (973) 691-3030

Enumeration date Apr 10, 2023

Last updated in NPPES Apr 1, 2025

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 44SL06699200 (NJ) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 44SC06302300 (NJ) Primary

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 Katherine Matthews?

The National Provider Identifier (NPI) for Katherine Matthews is 1457046930, a Type 1 (individual) record in the CMS NPPES registry.

Where does Katherine Matthews practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-04-01.