231H00000X
Audiologist-Hearing Aid Fitter Taxonomy Code 237600000X
237600000X
Level II - Classification
9,128Registered providers
26.0NUCC version
55States & territories
Definition
An audiologist/hearing aid fitter is the professional who specializes in evaluating and treating people with hearing loss, conducts a wide variety of tests to determine the exact nature of an individual's hearing problem, presents a variety of treatment options to patients, dispenses and fits hearing aids, administers tests of balance to evaluate dizziness and provides hearing rehabilitation training. This classification should be used where individuals are licensed as audiologist-hearing aid fitters as opposed to states that license individuals as audiologists.
Code Details for 237600000X
About Taxonomy Code 237600000X
The taxonomy code 237600000X identifies Audiologist-Hearing Aid Fitter within the Speech, Language And Hearing Service Providers provider grouping. It is a Level II — Classification code, which names a provider's occupation or service within the broader provider grouping.
NPI records show 9,128 registered providers whose primary or secondary taxonomy is this code. Of these, 3,250 (36%) are registered as organizations and 5,878 (64%) as individual providers. The states with the most audiologist-hearing aid fitter providers are California (1,092), Texas (948), New York (577).
Taxonomy codes are self-selected by the provider based on their education and training; they describe the provider's type and specialty, not the specific services rendered.
Provider Composition & Statistics
9,128Total providers
3,250Organizations 36%
5,878Individuals 64%
4,632Female
1,240Male
6Undisclosed
Gender is recorded for individual providers only; organizations are not gendered. Source: NPPES, last updated 2026-08-16T00:00:00.
View all 9,128 providersAudiologist-Hearing Aid Fitter Providers by State
Provider counts by U.S. state and territory. Select a state to open its provider directory.
All states (nationwide)
9,128
Alabama160Alaska6Arizona242Arkansas48California1,092Colorado248Connecticut119Delaware31District Of Columbia24Florida426Georgia153Guam1Hawaii26Idaho53Illinois280Indiana182Iowa154Kansas80Kentucky83Louisiana195Maine43Maryland180Massachusetts97Michigan300Minnesota220Mississippi28Missouri127Montana81Nebraska86Nevada78New Hampshire25New Jersey268New Mexico93New York577North Carolina299North Dakota12Ohio271Oklahoma57Oregon157Palau1Pennsylvania342Puerto Rico19Rhode Island23South Carolina73South Dakota35Tennessee165Texas948Utah98Vermont22Virgin Islands2Virginia215Washington271West Virginia62Wisconsin97Wyoming33
Frequently Asked Questions
237600000X questionsNPPES lists 9,128 registered providers with this taxonomy code (Audiologist-Hearing Aid Fitter).
Both. About 36% of these providers are registered as organizations and 64% as individuals.
This taxonomy code does not map to a Medicare specialty code in the current crosswalk.
It is a Level II - Classification code in the NUCC Health Care Provider Taxonomy set.
Use the "Providers by state" directory on this page to open the list of audiologist-hearing aid fitter providers registered in any U.S. state.
Source: National Uniform Claim Committee (NUCC) Health Care Provider Taxonomy code set, Version 26.0. Provider counts from NPPES. See nucc.org.
