Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Roxanna Theofanous, MSW

Social Worker in Laguna Hills, CA · enumerated 2020.

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

National Provider Identifier

1336748987

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Registry record

Entity type Individual (Type 1)

Name Roxanna Theofanous

Credential MSW

Sex Female

Practice address 23161 Mill Creek Dr Ste 230, Laguna Hills, CA, 92653

Phone (949) 264-5350

Enumeration date Oct 23, 2020

Last updated in NPPES May 10, 2023

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 96314 (CA) 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

Where does Roxanna Theofanous practice?

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

What is the NPI number for Roxanna Theofanous?

The National Provider Identifier (NPI) for Roxanna Theofanous is 1336748987, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-05-10.