Maternal Newborn Registered Nurse: NPI taxonomy code 163WM0102X
Taxonomy code 163WM0102X is Registered Nurse: Maternal Newborn, in the Nursing Service Providers group.
686 active NPIs list it as their primary specialty (<0.1% of all).
| Code | 163WM0102X |
|---|---|
| Group | Nursing Service Providers |
| Classification | Registered Nurse |
| Specialization | Maternal Newborn |
| Used for | individual providers (the code is in NUCC's Individual section) |
| Active NPIs, primary specialty | 686 (665 individuals, 21 organizations) |
What NUCC says: Definition to come... (excerpt of the NUCC 26.1 definition)
Find Maternal Newborn Registered Nurse providers
Search the registry for providers listing Maternal Newborn. Pick a state to narrow it down.
Where they are
| State | Active NPIs | Share |
|---|---|---|
| California | 85 | 12.4% |
| Pennsylvania | 48 | 7.0% |
| Washington | 42 | 6.1% |
| Georgia | 40 | 5.8% |
| New York | 38 | 5.5% |
| Texas | 33 | 4.8% |
| Massachusetts | 25 | 3.6% |
| Florida | 24 | 3.5% |
| Arizona | 23 | 3.4% |
| Colorado | 23 | 3.4% |
Top states by practice location, from the NPPES file of September 13, 2026.
Related specialties
- Registered Nurse 152,513
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- 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.