Registry record
- NPI
- 1831904234
- Profession
- Nurse Practitioner (NP)
- Specialty
- Nurse Practitioner (363L00000X)
- Practice address
- 3327 Research Plz Ste 414
San Antonio, TX 78235 - Phone
- 7736418500
- In the registry since
- February 11, 2025
- Last NPPES update
- June 11, 2025
- Sole proprietor
- No
- License
- AP1028382 (TX)
At this location
One other provider in our data lists 3327 Research Plz Ste 414, San Antonio as a practice address:
- Sharon Guru Ariel
Nurse Practitioner · NPI 1720890650
In context
The NPI number of Mai Ka Kostur is 1831904234. They are a Nurse Practitioner in San Antonio, Texas.
Mai Ka Kostur is one of 531 Nurse Practitioners in San Antonio and one of 6,739 across Texas in our data. San Antonio ranks #3 among Texas cities in our dataset, with 3,972 NP and PA providers.
The NPI has been in the federal registry for 1 year, since February 11, 2025.
Frequently asked questions
What is NPI 1831904234?
NPI 1831904234 is the 10-digit National Provider Identifier assigned to Mai Ka Kostur, a Nurse Practitioner practicing in San Antonio, Texas. The record has been in the NPPES registry since February 11, 2025.
How do I verify this provider?
Cross-check NPI 1831904234 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP1028382 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 June 11, 2025. 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.