Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Debra Kay Friesen, BS, RDH

Dental Hygienist in Loma Linda, CA · enumerated 2008 · practices at Loma Linda University.

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

National Provider Identifier

1578715132

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Registry record

Entity type Individual (Type 1)

Name Debra Kay Friesen

Credential BS, RDH

Sex Female

Practice address 11092 Anderson Street, Llu School of Dentistry, Loma Linda, CA, 92350

Phone (909) 558-4613

Fax (909) 558-4192

Enumeration date Oct 15, 2008

Last updated in NPPES Oct 15, 2008

Taxonomy & licenses

124Q00000X Dental Hygienist Dental Providers · License RDH 15957 (CA) Primary

Other identifiers

Identifier	Type	State	Issuer
RDH 15957	Other	CA	STATE LICENSE

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

What is the NPI number for Debra Friesen?

The National Provider Identifier (NPI) for Debra Friesen is 1578715132, a Type 1 (individual) record in the CMS NPPES registry.

Where does Debra Friesen practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-10-15.