Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Sheila Mcculloch Vierregger, MSW, ACSW

Mental Health Counselor in Hawthorne, CA · enumerated 2006.

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

National Provider Identifier

1790860708

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Registry record

Entity type Individual (Type 1)

Name Mrs. Sheila Mcculloch Vierregger

Credential MSW, ACSW

Sex Female

Practice address 2311 W El Segundo Blvd, Hawthorne, CA, 90250

Phone (323) 241-6730

Fax (323) 756-1163

Enumeration date Oct 26, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License ASW 17943 (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.

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Frequently asked questions

What is the NPI number for Sheila Vierregger?

The National Provider Identifier (NPI) for Sheila Vierregger is 1790860708, a Type 1 (individual) record in the CMS NPPES registry.

Where does Sheila Vierregger practice?

The practice location on file with NPPES is in Hawthorne, CA. 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 2007-07-08.