310500000X — Mental Illness Intermediate Care Facility
310500000X is the NUCC provider taxonomy code for Mental Illness Intermediate Care Facility (organizations). 462 providers in our latest NPPES snapshot list it as their primary taxonomy.
| Taxonomy code | 310500000X |
|---|---|
| Display name | Mental Illness Intermediate Care Facility |
| Grouping | Nursing & Custodial Care Facilities |
| Classification | Intermediate Care Facility, Mental Illness |
| Section | Non-Individual |
| Directory | Intermediate Care Facility, Mental Illness provider directory |
Definition
A nursing facility that provides an intermediate level of nursing care to individuals whose functional abilities are significantly compromise by mental illness.
Definition from the NUCC Health Care Provider Taxonomy code set.
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Related taxonomy codes
- 311500000X — Alzheimer Center (Dementia Center)
- 310400000X — Assisted Living Facility
- 3104A0630X — Assisted Living Facility (Behavioral Disturbances) (Assisted Living Facility)
- 3104A0625X — Assisted Living Facility (Mental Illness) (Assisted Living Facility)
- 317400000X — Christian Science Facility
- 311Z00000X — Custodial Care Facility
- 311ZA0620X — Adult Care Home Facility (Custodial Care Facility)
- 315D00000X — Inpatient Hospice
Frequently asked questions
What does taxonomy code 310500000X mean?
310500000X is the NUCC Health Care Provider Taxonomy code for Mental Illness Intermediate Care Facility in the "Nursing & Custodial 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 310500000X?
Browse the Intermediate Care Facility, Mental Illness directory, or use the NPI search and filter by state.
Source: CMS NPPES (public data). Snapshot 2026-07-09.