Registry record
- NPI
- 1356672679
- Profession
- Nurse Practitioner (NP)
- Specialty
- Critical Care Neonatal Nurse Practitioner (363LN0005X)
- Practice address
- 2322 Sycamore Trl
Round Rock, TX 78664 - Phone
- 5122189678
- In the registry since
- January 26, 2010
- Last NPPES update
- January 26, 2010
- Sole proprietor
- Yes
- License
- 551066 (TX)
At this location
This location lists no other NP or PA providers in our current data.
In context
The NPI number of Margaret Brown is 1356672679. They are a Critical Care Neonatal Nurse Practitioner in Round Rock, Texas.
Margaret Brown is one of 2 Critical Care Neonatal Nurse Practitioners in Round Rock and one of 279 across Texas in our data. Round Rock ranks #15 among Texas cities in our dataset, with 530 NP and PA providers.
The NPI has been in the federal registry for 16 years, since January 26, 2010.
Frequently asked questions
What is NPI 1356672679?
NPI 1356672679 is the 10-digit National Provider Identifier assigned to Margaret Brown, a Critical Care Neonatal Nurse Practitioner practicing in Round Rock, Texas. The record has been in the NPPES registry since January 26, 2010.
How do I verify this provider?
Cross-check NPI 1356672679 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 551066 with the TX licensing board. You can also run the number through our free NPI validator to confirm its checksum.
Is this information current?
This profile reflects the June 2026 NPPES data file. NPPES lists the record's last update as January 26, 2010. We refresh our data each month when CMS publishes a new file.
Data: NPPES public registry, June 2026 file. Not medical advice. Verify independently before care or credentialing decisions. Errors in the source record can be corrected at nppes.cms.hhs.gov; see our corrections page.