NUCC taxonomy code

175T00000X - Peer Specialist

175T00000X is the NUCC provider taxonomy code for Peer Specialist (individual providers). 32,002 providers in our latest NPPES snapshot list it as their primary taxonomy.

32,002 providers · primary taxonomy

Code breakdown

Taxonomy code 175T00000X

Display name Peer Specialist

Grouping Other Service Providers

Classification Peer Specialist

Section Individual

Directory Peer Specialist provider directory

Definition

Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

171100000X Acupuncturist 171M00000X Case Manager/Care Coordinator 174V00000X Clinical Ethicist 172V00000X Community Health Worker 171W00000X Contractor 171WH0202X Home Modifications Contractor (Contractor) 171WV0202X Vehicle Modifications Contractor (Contractor) 172A00000X Driver

Frequently asked questions

What does taxonomy code 175T00000X mean?

175T00000X is the NUCC Health Care Provider Taxonomy code for Peer Specialist in the "Other Service Providers" grouping. It classifies individual providers.

Where is the taxonomy code used?

Providers select a taxonomy code when applying for an NPI, and it appears on insurance claims (CMS-1500 box 33b / 837 electronic claims) to identify the provider's classification. Payers may require the taxonomy that matches your credential and license.

How do I find providers with taxonomy 175T00000X?

Browse the Peer Specialist directory, or use the NPI search and filter by state.

Source: CMS NPPES (public data). Snapshot 2026-07-13.