Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Clifford Olson

Audiologist-Hearing Aid Fitter in Phoenix, AZ · enumerated 2016.

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

National Provider Identifier

1679022552

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Registry record

Entity type Individual (Type 1)

Name Clifford Olson

Sex Male

Practice address 4045 E Union Hills Dr Ste D128, Phoenix, AZ, 85050

Phone (602) 877-0000

Fax (623) 900-7877

Enumeration date Oct 3, 2016

Last updated in NPPES Dec 29, 2022

Taxonomy & licenses

237600000X Audiologist-Hearing Aid Fitter Speech, Language and Hearing Service Providers · License DA9937 (AZ) 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 Clifford Olson?

The National Provider Identifier (NPI) for Clifford Olson is 1679022552, a Type 1 (individual) record in the CMS NPPES registry.

Where does Clifford Olson practice?

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

Other providers at this practice address

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Kelsey Beck Audiologist · Phoenix, AZ NPI 1831874551

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-12-29.