163WN1003X — Nutrition Support Registered Nurse
163WN1003X is the NUCC provider taxonomy code for Nutrition Support Registered Nurse, a specialization within Registered Nurse (individual providers). 118 providers in our latest NPPES snapshot list it as their primary taxonomy.
| Taxonomy code | 163WN1003X |
|---|---|
| Display name | Nutrition Support Registered Nurse |
| Grouping | Nursing Service Providers |
| Classification | Registered Nurse |
| Specialization | Nutrition Support |
| Section | Individual |
| Directory | Registered Nurse provider directory |
Definition
Definition to come...
Definition from the NUCC Health Care Provider Taxonomy code set.
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Related taxonomy codes
- 163W00000X — Registered Nurse
- 163WA0400X — Addiction (Substance Use Disorder) Registered Nurse (Registered Nurse)
- 163WA2000X — Administrator Registered Nurse (Registered Nurse)
- 163WP2201X — Ambulatory Care Registered Nurse (Registered Nurse)
- 163WC3500X — Cardiac Rehabilitation Registered Nurse (Registered Nurse)
- 163WC0400X — Case Management Registered Nurse (Registered Nurse)
- 163WC1400X — College Health Registered Nurse (Registered Nurse)
- 163WC1500X — Community Health Registered Nurse (Registered Nurse)
Frequently asked questions
What does taxonomy code 163WN1003X mean?
163WN1003X is the NUCC Health Care Provider Taxonomy code for Nutrition Support Registered Nurse, a specialization of Registered Nurse in the "Nursing Service Providers" grouping. It classifies 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 163WN1003X?
Browse the Registered Nurse directory, or use the NPI search and filter by state.
Source: CMS NPPES (public data). Snapshot 2026-07-09.