Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Yvonne Rachel Sannes, PHN

Case Management Registered Nurse in Lancaster, CA · enumerated 2008 · practices at Antelope Valley Mental Health Clinic.

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

National Provider Identifier

1871771246

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Registry record

Entity type Individual (Type 1)

Name Mrs. Yvonne Rachel Sannes

Credential PHN

Sex Female

Practice address 349a E Avenue K6, Lancaster, CA, 93535

Phone (661) 723-4262

Fax (661) 723-4358

Enumeration date Feb 7, 2008

Last updated in NPPES Feb 14, 2008

Taxonomy & licenses

163WC0400X Case Management Registered Nurse Nursing Service Providers · License 335212 (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 Yvonne Sannes?

The National Provider Identifier (NPI) for Yvonne Sannes is 1871771246, a Type 1 (individual) record in the CMS NPPES registry.

Where does Yvonne Sannes practice?

The practice location on file with NPPES is in Lancaster, 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 2008-02-14.