Hearing Instrument Specialist Providers — NPI Directory

12,561 active Hearing Instrument Specialist providers hold an NPI in the latest NPPES snapshot. Hearing Instrument Specialist falls under the “Speech, Language and Hearing Service Providers” taxonomy grouping and spans 1 NUCC taxonomy code. Browse by state, or look a provider up by name or NPI number.

Hearing Instrument Specialist by state

Taxonomy codes for Hearing Instrument Specialist

Frequently asked questions

How do I find a Hearing Instrument Specialist provider's NPI number?
Search by name with the NPI search, or browse by state below. Every profile shows the provider's NPI, taxonomy code, practice address, and NPPES status.
What taxonomy codes does Hearing Instrument Specialist use?
Hearing Instrument Specialist covers 1 NUCC taxonomy code, including 237700000X (Hearing Instrument Specialist). Each code page explains when it applies.
How many Hearing Instrument Specialist providers are there in the U.S.?
Our latest NPPES snapshot lists 12,561 active providers with Hearing Instrument Specialist as their primary taxonomy.

Source: CMS NPPES (public data). Snapshot 2026-07-09.