261QX0200X — Oncology Clinic/Center

261QX0200X is the NUCC provider taxonomy code for Oncology Clinic/Center, a specialization within Clinic/Center (organizations). 380 providers in our latest NPPES snapshot list it as their primary taxonomy.

Taxonomy code 261QX0200X
Display name Oncology Clinic/Center
Grouping Ambulatory Health Care Facilities
Classification Clinic/Center
Specialization Oncology
Section Non-Individual
Directory Clinic/Center provider directory

Definition

An entity, facility, or distinct part of a facility providing diagnostic, treatment and prescriptive services related to cancerous conditions. Services include chemotherapy infusions and monitoring of implanted chemotherapeutic agents.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

Frequently asked questions

What does taxonomy code 261QX0200X mean?
261QX0200X is the NUCC Health Care Provider Taxonomy code for Oncology Clinic/Center, a specialization of Clinic/Center in the "Ambulatory Health Care Facilities" 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 261QX0200X?
Browse the Clinic/Center directory, or use the NPI search and filter by state.

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