Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Stephanie Gastaldi

Mental Health Counselor in Bellevue, WA · enumerated 2020.

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

National Provider Identifier

1295351666

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Registry record

Entity type Individual (Type 1)

Name Stephanie Gastaldi

Sex Female

Practice address 11900 Ne 1st St Ste 300, Bellevue, WA, 98005

Phone (425) 818-5816

Enumeration date Jun 22, 2020

Last updated in NPPES Aug 21, 2025

Taxonomy & licenses

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License MC61220049 (WA) 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.

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Frequently asked questions

What is the NPI number for Stephanie Gastaldi?

The National Provider Identifier (NPI) for Stephanie Gastaldi is 1295351666, a Type 1 (individual) record in the CMS NPPES registry.

Where does Stephanie Gastaldi practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-08-21.