NUCC taxonomy code

320900000X - Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility

320900000X is the NUCC provider taxonomy code for Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility (organizations). 13,135 providers in our latest NPPES snapshot list it as their primary taxonomy.

13,135 providers · primary taxonomy

Code breakdown

Taxonomy code 320900000X

Display name Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility

Grouping Residential Treatment Facilities

Classification Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities

Section Non-Individual

Directory Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities provider directory

Definition

A home-like residential facility providing habilitation, support and monitoring services to individuals diagnosed with intellectual and/or developmental disabilities.

Definition from the NUCC Health Care Provider Taxonomy code set.

Related taxonomy codes

320800000X Mental Illness 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 324500000X Substance Abuse Rehabilitation Facility 3245S0500X Children's Substance Abuse Rehabilitation Facility (Substance Abuse Rehabilitation Facility)

Frequently asked questions

What does taxonomy code 320900000X mean?

320900000X is the NUCC Health Care Provider Taxonomy code for Intellectual and/or Developmental Disabilities Community Based Residential Treatment 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 320900000X?

Browse the Community Based Residential Treatment Facility, Intellectual and/or Developmental Disabilities directory, or use the NPI search and filter by state.

Source: CMS NPPES (public data). Snapshot 2026-07-13.