HUMBOLDT AUDIOLOGY, PC
NPI 1669684155
Audiologist in Eureka, CA

Q: What is Humboldt Audiology, PC's NPI number?

The NPI number for Humboldt Audiology, PC is 1669684155. It was assigned to this organization in the NPPES registry on May 4, 2007. The provider was formerly known as Humboldt Audiology.

Q: What is Humboldt Audiology, PC's specialty?

The primary specialty registered for this NPI is Audiologist with taxonomy code 231H00000X.

Active since May 04, 2007

831 HARRIS ST STE D, EUREKA, CA 95503(707) 443-7111(707) 443-7117 Get Directions Write a Review

NPPES record last updated: September 30, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Humboldt Audiology, Pc NPPES

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

HUMBOLDT AUDIOLOGY, PC (NPI 1669684155), doing business as Humboldt Audiology, is a healthcare organization registered as an audiologist in Eureka, California and active in the NPI registry since May 2007. The organization lists Emily A. Weber, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1669684155

Entity TypeOrganization

Primary Taxonomy231H00000X

Legal Business NameHUMBOLDT AUDIOLOGY, PC

Location Address831 HARRIS ST STE DEureka, CA 95503-4541

Mailing Address831 Harris St Ste DEureka, CA 95503-4541 · (707) 443-7111 · Fax (707) 443-7117

Phone(707) 443-7111

Fax(707) 443-7117

Organization SubpartNo

Authorized OfficialEmily A. WeberPractice Manager · (707) 443-7111

Enumeration DateMay 4, 2007

Last NPPES UpdateSeptember 30, 2016

✔ NPI 1669684155 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers

Taxonomy Code231H00000X

Definition

(1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit and dispense amplification systems such as hearing aids and related devices. (2) An audiologist is a person qualified by a master's degree in audiology, licensed by the state, where applicable, and practicing within the scope of that license. Audiologists evaluate and treat patients with impaired hearing. They plan, direct and conduct rehabilitative programs with audiotry substitutional devises (hearing aids) and other therapy.

831 HARRIS ST STE D, Eureka, CA 95503

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Other Names 1

Former Legal Business NameHumboldt Audiology

Other Identifiers 2

MedicaidAU0023640CA

Medicare PINZZZ02871ZCA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Humboldt Audiology, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Humboldt Audiology, PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Trisha Ostermeier, AUD

Qualified Audiologist

NPI 1376575761

904 7TH AVE
Seattle, WA 98104

(206) 329-1760

✔ Accepts Medicare480 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Humboldt Audiology, PC's NPI number?

The NPI number for Humboldt Audiology, PC is 1669684155. It was assigned to this organization in the NPPES registry on May 4, 2007. The provider was formerly known as Humboldt Audiology.

Where is Humboldt Audiology, PC located?

Humboldt Audiology, PC is located at 831 Harris St Ste D, Eureka, CA 95503. The listed phone number is (707) 443-7111.

What is Humboldt Audiology, PC's specialty?

The primary specialty registered for this NPI is Audiologist with taxonomy code 231H00000X.

Is Humboldt Audiology, PC enrolled in Medicare?

Yes. Humboldt Audiology, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Humboldt Audiology, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Qualified Audiologist) reassigns their Medicare billing to Humboldt Audiology, PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Humboldt Audiology, PC was last updated on September 30, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.