Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Deanne Dietz

Q: What is the NPI number for Deanne Dietz?

The National Provider Identifier (NPI) for Deanne Dietz is 1619525219, a Type 1 (individual) record in the CMS NPPES registry.

Registered Nurse in Valencia, CA · enumerated 2019.

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

National Provider Identifier

1619525219

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Registry record

Entity type Individual (Type 1)

Name Deanne Dietz

Sex Female

Practice address 25733 Rye Canyon Rd, Valencia, CA, 91355

Phone (866) 944-6046

Enumeration date Aug 28, 2019

Last updated in NPPES Oct 8, 2019

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License RN9373263 (FL) Secondary

163W00000X Registered Nurse Nursing Service Providers · License R48116 (ND) Primary

163W00000X Registered Nurse Nursing Service Providers · License 397978 (OH) Secondary

163W00000X Registered Nurse Nursing Service Providers · License 95067001 (CA) Secondary

163W00000X Registered Nurse Nursing Service Providers · License R238938 (MD) Secondary

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 Deanne Dietz practice?

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

What is the NPI number for Deanne Dietz?

The National Provider Identifier (NPI) for Deanne Dietz is 1619525219, 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 2019-10-08.