NUCC taxonomy code
324500000X - Substance Abuse Rehabilitation Facility
324500000X is the NUCC provider taxonomy code for Substance Abuse Rehabilitation Facility (organizations). 10,615 providers in our latest NPPES snapshot list it as their primary taxonomy.
10,615
providers · primary taxonomy
Code breakdown
Taxonomy code 324500000X
Display name Substance Abuse Rehabilitation Facility
Grouping Residential Treatment Facilities
Classification Substance Abuse Rehabilitation Facility
Section Non-Individual
Definition
A facility or distinct part of a facility that provides a 24 hr therapeutically planned living and rehabilitative intervention environment for the treatment of individuals with disorders in the abuse of drugs, alcohol, and other substances.
Definition from the NUCC Health Care Provider Taxonomy code set.
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Related taxonomy codes
3245S0500X Children's Substance Abuse Rehabilitation Facility (Substance Abuse Rehabilitation Facility) 320800000X Mental Illness Community Based Residential Treatment Facility 320900000X Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility 323P00000X Psychiatric Residential Treatment Facility 322D00000X Emotionally Disturbed Childrens' Residential Treatment Facility 320600000X Intellectual and/or Developmental Disabilities Residential Treatment Facility 320700000X Physical Disabilities Residential Treatment Facility
Frequently asked questions
What does taxonomy code 324500000X mean?
324500000X is the NUCC Health Care Provider Taxonomy code for Substance Abuse Rehabilitation Facility in the "Residential Treatment 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 324500000X?
Browse the Substance Abuse Rehabilitation Facility directory, or use the NPI search and filter by state.
Source: CMS NPPES (public data). Snapshot 2026-07-13.