251B00000X — Case Management Agency

251B00000X is the NUCC provider taxonomy code for Case Management Agency (organizations). 20,060 providers in our latest NPPES snapshot list it as their primary taxonomy.

Taxonomy code 251B00000X
Display name Case Management Agency
Grouping Agencies
Classification Case Management
Section Non-Individual
Directory Case Management provider directory

Definition

An organization that is responsible for providing case management services. The agency provides services which assist an individual in gaining access to needed medical, social, educational, and/or other services. Case management services may be used to locate, coordinate, and monitor necessary appropriate services. It may be used to encourage the use of cost-effective medical care by referrals to appropriate providers and to discourage over utilization of costly services. Case management may also serve to provide necessary coordination of non-medical services such as vocational rehabilitation, education, employment, when the services provided enable the individual to function at the highest level.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

Frequently asked questions

What does taxonomy code 251B00000X mean?
251B00000X is the NUCC Health Care Provider Taxonomy code for Case Management Agency in the "Agencies" 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 251B00000X?
Browse the Case Management directory, or use the NPI search and filter by state.

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