Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. RONALD LEE MAGNUSSON AU.D.
NPI 1164507372
Audiologist - Assistive Technology Supplier in Ventura, CA

Q: What is Ronald Magnusson's NPI number?

The NPI number for Ronald Magnusson is 1164507372. It was assigned to this individual provider in the NPPES registry on October 26, 2006.

Q: What is Ronald Magnusson's specialty?

The primary specialty registered for this NPI is Audiologist, specializing in Assistive Technology Supplier, with taxonomy code 231HA2500X.

Q: When was this NPI record last updated?

The NPPES record for Ronald Magnusson was last updated on August 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since October 26, 2006

3418 LOMA VISTA RD., STE. 5A, VENTURA, CA 93003(805) 620-0049(805) 620-0368 Get Directions Write a Review

NPPES record last updated: August 2, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Ronald Lee Magnusson Au.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. RONALD LEE MAGNUSSON AU.D. (NPI 1164507372) is an individual assistive technology supplier provider in Ventura, California, licensed in California (HA973) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1164507372

Entity TypeIndividualMale

Primary Taxonomy231HA2500X

Provider Legal NameDR. RONALD LEE MAGNUSSONCredential: AU.D.

Location Address3418 LOMA VISTA RD., STE. 5AVentura, CA 93003

Mailing Address3418 Loma Vista Rd., Ste. 5aVentura, CA 93003 · (805) 620-0049 · Fax (805) 620-0368

Phone(805) 620-0049

Fax(805) 620-0368

Sole ProprietorYes

Enumeration DateOctober 26, 2006

Last NPPES UpdateAugust 2, 2026

✔ NPI 1164507372 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAudiologist · Assistive Technology SupplierSpeech, Language and Hearing Service Providers

Taxonomy Code231HA2500X

License✔ Licensed in CA · HA973

Also ListedAudiologistTaxonomy 231H00000X · License AU665 (CA)

3418 LOMA VISTA RD., Ventura, CA 93003

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Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

GOLD COAST AUDIOLOGY, INC.

Audiologist-Hearing Aid Fitter

3418 LOMA VISTA RD., STE. 5A
VENTURA, CA 93003

Ventura County (805) 620-0049

DR. ROSANNA RENEE KIRKENDALL-AZER P.T., D.P.T.

Physical Therapist

3418 LOMA VISTA RD., STE. A
VENTURA, CA 93003

Ventura County (805) 765-4773

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ronald Magnusson's NPI number?

The NPI number for Ronald Magnusson is 1164507372. It was assigned to this individual provider in the NPPES registry on October 26, 2006.

Where is Ronald Magnusson located?

Ronald Magnusson practices at 3418 Loma Vista Rd. Ste. 5A, Ventura, CA 93003. The listed phone number is (805) 620-0049.

What is Ronald Magnusson's specialty?

The primary specialty registered for this NPI is Audiologist, specializing in Assistive Technology Supplier, with taxonomy code 231HA2500X.

When was this NPI record last updated?

The NPPES record for Ronald Magnusson was last updated on August 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.