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ELLA MARIE GUERRERO HIS
NPI 1205402120
Hearing Instrument Specialist in Oakland, CA

Active since June 01, 2021
400 30TH ST STE 101, OAKLAND, CA 94609(510) 832-4056(510) 929-4217 Get Directions Write a Review

NPPES record last updated: January 29, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ella Marie Guerrero His NPPES

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

ELLA MARIE GUERRERO HIS (NPI 1205402120) is an individual hearing instrument specialist in Oakland, California, licensed in California (9000) and active in the NPI registry since June 2021.

NPPES Registry Identity

NPI1205402120
Entity TypeIndividualFemale
Primary Taxonomy237700000X
Provider Legal NameELLA MARIE GUERREROCredential: HIS
Location Address400 30TH ST STE 101Oakland, CA 94609-3316
Mailing Address400 30th St Ste 101Oakland, CA 94609-3316 · (510) 832-4056 · Fax (510) 929-4217
Phone(510) 832-4056
Fax(510) 929-4217
Sole ProprietorNo
Enumeration DateJune 1, 2021
Last NPPES UpdateJanuary 29, 2025
NPPES CertifiedJanuary 29, 2025
✔ NPI 1205402120 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHearing Instrument SpecialistSpeech, Language and Hearing Service Providers
Taxonomy Code237700000X
License✔ Licensed in CA · 9000
Definition
Individuals who test hearing for the selection, adaptation, fitting, adjusting, servicing, and sale of hearing aids. Hearing Instrument Specialist is a designation provided individuals who qualify by the National Hearing Aid Society
400 30TH ST STE 101, Oakland, CA 94609
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Other Providers at the Same Location NPPES

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

JENELYN CAVALLO
Hearing Instrument Specialist
400 30TH ST STE 101
OAKLAND, CA 94609
Alameda County (510) 832-4056

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 Ella Marie Guerrero's NPI number?

The NPI number for Ella Marie Guerrero is 1205402120. It was assigned to this individual provider in the NPPES registry on June 1, 2021.

Where is Ella Marie Guerrero located?

Ella Marie Guerrero practices at 400 30th St Ste 101, Oakland, CA 94609. The listed phone number is (510) 832-4056.

What is Ella Marie Guerrero's specialty?

The primary specialty registered for this NPI is Hearing Instrument Specialist with taxonomy code 237700000X.

When was this NPI record last updated?

The NPPES record for Ella Marie Guerrero was last updated on January 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.