Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Katherine Gastelum

Speech-Language Assistant in Florence, AZ · enumerated 2019.

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

National Provider Identifier

1457905648

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Registry record

Entity type Individual (Type 1)

Name Mrs. Katherine Gastelum

Sex Female

Practice address 2700 North Anthem Way, Florence, AZ, 85132

Phone (520) 723-6400

Enumeration date Jul 26, 2019

Last updated in NPPES Jul 26, 2019

Taxonomy & licenses

2355S0801X Speech-Language Assistant Speech, Language and Hearing Service Providers · License SLPA10815 (AZ) 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 Gastelum?

The National Provider Identifier (NPI) for Katherine Gastelum is 1457905648, a Type 1 (individual) record in the CMS NPPES registry.

Where does Katherine Gastelum practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-07-26.