Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Marta Hatter, Licensed Clinical Social Worker, A Professional Corporat

Clinical Social Worker in Irvine, CA · enumerated 2015 · authorized official Marta Hatter, Owner.

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

National Provider Identifier

1427447390

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Registry record

Entity type Organization (Type 2)

Legal business name Marta Hatter, Licensed Clinical Social Worker, A Professional Corporat

Practice address 6 Venture Ste 350, Irvine, CA, 92618

Phone (949) 697-4332

Enumeration date Jan 15, 2015

Last updated in NPPES Jan 15, 2015

Taxonomy & classification

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers Primary

Authorized official

Name Marta Hatter

Title Owner

Phone (949) 697-4332

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 Marta Hatter, Licensed Clinical Social Worker, A Professional Corporat?

The NPI for Marta Hatter, Licensed Clinical Social Worker, A Professional Corporat is 1427447390, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Marta Hatter, Licensed Clinical Social Worker, A Professional Corporat?

NPPES lists Marta Hatter (Owner) as the authorized official for this organization.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-01-15.