Critical Care Medicine Registered Nurse: NPI taxonomy code 163WC0200X
Taxonomy code 163WC0200X is Registered Nurse: Critical Care Medicine, in the Nursing Service Providers group.
4,471 active NPIs list it as their primary specialty (<0.1% of all).
| Code | 163WC0200X |
|---|---|
| Group | Nursing Service Providers |
| Classification | Registered Nurse |
| Specialization | Critical Care Medicine |
| Used for | individual providers (the code is in NUCC's Individual section) |
| Active NPIs, primary specialty | 4,471 (4,457 individuals, 14 organizations) |
What NUCC says: Definition to come... (excerpt of the NUCC 26.1 definition)
Find Critical Care Medicine Registered Nurse providers
Search the registry for providers listing Critical Care Medicine. Pick a state to narrow it down.
Where they are
| State | Active NPIs | Share |
|---|---|---|
| California | 445 | 10.0% |
| Tennessee | 321 | 7.2% |
| Florida | 314 | 7.0% |
| Texas | 297 | 6.6% |
| New York | 290 | 6.5% |
| Ohio | 206 | 4.6% |
| Michigan | 169 | 3.8% |
| Pennsylvania | 166 | 3.7% |
| Arizona | 145 | 3.2% |
| North Carolina | 145 | 3.2% |
Top states by practice location, from the NPPES file of September 13, 2026.
Related specialties
- Registered Nurse 152,513
- School Registered Nurse 11,345
- Psychiatric/Mental Health Registered Nurse 10,894
- Home Health Registered Nurse 10,501
- Community Health Registered Nurse 7,518
- Case Management Registered Nurse 5,842
- General Practice Registered Nurse 4,833
- Lactation Consultant (Registered Nurse) 4,617
Specialty definitions are from the NUCC Health Care Provider Taxonomy (version 26.1). Which code to use on a claim depends on your NPPES record and your payer. See taxonomy codes explained.