335U00000X — Organ Procurement Organization

335U00000X is the NUCC provider taxonomy code for Organ Procurement Organization (organizations). 44 providers in our latest NPPES snapshot list it as their primary taxonomy.

Taxonomy code 335U00000X
Display name Organ Procurement Organization
Grouping Suppliers
Classification Organ Procurement Organization
Section Non-Individual
Directory Organ Procurement Organization provider directory

Definition

A federally designated organization that works with hospital personnel in retrieval of organs for transplantation. The federal government designates an OPO's service area and the hospitals with which an OPO is to establish working relationships.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

Frequently asked questions

What does taxonomy code 335U00000X mean?
335U00000X is the NUCC Health Care Provider Taxonomy code for Organ Procurement Organization in the "Suppliers" grouping. It classifies organizations and non-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 335U00000X?
Browse the Organ Procurement Organization directory, or use the NPI search and filter by state.

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