171W00000X — Contractor

171W00000X is the NUCC provider taxonomy code for Contractor (individual providers). 9,707 providers in our latest NPPES snapshot list it as their primary taxonomy.

Taxonomy code 171W00000X
Display name Contractor
Grouping Other Service Providers
Classification Contractor
Section Individual
Directory Contractor provider directory

Definition

For the purposes of the Health Care Provider Taxonomy, a contractor is limited to individuals who do construction or mechanical work to modify a patient's environment to accommodate a health condition. Contractors perform projects including, but not limited to, building wheelchair ramps, widening doorways, modifying personal vehicles, and making other improvements for patient access and movement. This code has no relation to a provider's employment status.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

Frequently asked questions

What does taxonomy code 171W00000X mean?
171W00000X is the NUCC Health Care Provider Taxonomy code for Contractor 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 171W00000X?
Browse the Contractor directory, or use the NPI search and filter by state.

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