Registry record
- NPI
- 1538847157
- Profession
- Nurse Practitioner (NP)
- Specialty
- Family Nurse Practitioner (363LF0000X)
- Practice address
- 13977 Westheimer Rd
Houston, TX 77077 - Phone
- 7133602980
- In the registry since
- July 5, 2023
- Last NPPES update
- February 13, 2026
- Sole proprietor
- No
- License
- 1206562 (TX)
At this location
2 other providers in our data list 13977 Westheimer Rd, Houston as a practice address:
- Trenise Griffith, FNP-BC, PMHNP-BC
Family Nurse Practitioner · NPI 1497356752
- Frank Momi Harnol Ngassa, PA-C
Medical Physician Assistant · NPI 1538746243
In context
The NPI number of Joannie Agnant is 1538847157. They are a Family Nurse Practitioner in Houston, Texas.
Joannie Agnant is one of 2,753 Family Nurse Practitioners in Houston and one of 22,499 across Texas in our data. Houston ranks #1 among Texas cities in our dataset, with 8,326 NP and PA providers.
The NPI has been in the federal registry for 2 years, since July 5, 2023.
Frequently asked questions
What is NPI 1538847157?
NPI 1538847157 is the 10-digit National Provider Identifier assigned to Joannie Agnant, a Family Nurse Practitioner practicing in Houston, Texas. The record has been in the NPPES registry since July 5, 2023.
How do I verify this provider?
Cross-check NPI 1538847157 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 1206562 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 13, 2026. 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.