Registry record
- NPI
- 1790221083
- Profession
- Nurse Practitioner (NP)
- Specialty
- Adult Health Nurse Practitioner (363LA2200X)
- Practice address
- 21800 Katy Fwy Ste 200
Katy, TX 77449 - Phone
- 7137711100
- In the registry since
- January 11, 2017
- Last NPPES update
- February 7, 2018
- Sole proprietor
- No
- License
- AP132580 (TX)
At this location
One other provider in our data lists 21800 Katy Fwy Ste 200, Katy as a practice address:
- Sarah Teo, PA-C
Physician Assistant · NPI 1487204665
In context
The NPI number of Mallory Barnett is 1790221083. They are a Adult Health Nurse Practitioner in Katy, Texas.
Mallory Barnett is one of 26 Adult Health Nurse Practitioners in Katy and one of 1,584 across Texas in our data. Katy ranks #14 among Texas cities in our dataset, with 538 NP and PA providers.
The NPI has been in the federal registry for 9 years, since January 11, 2017.
Frequently asked questions
What is NPI 1790221083?
NPI 1790221083 is the 10-digit National Provider Identifier assigned to Mallory Barnett, a Adult Health Nurse Practitioner practicing in Katy, Texas. The record has been in the NPPES registry since January 11, 2017.
How do I verify this provider?
Cross-check NPI 1790221083 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP132580 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 February 7, 2018. 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.