Registry record
- NPI
- 1699318998
- Profession
- Physician Assistant (PA)
- Specialty
- Physician Assistant (363A00000X)
- Practice address
- 3463 Magic Dr Ste 355
San Antonio, TX 78229 - Phone
- 2105490853
- In the registry since
- October 21, 2019
- Last NPPES update
- October 28, 2025
- Sole proprietor
- No
- License
- PA17054 (TX)
At this location
This location lists no other NP or PA providers in our current data.
In context
The NPI number of Katharine Semler is 1699318998. They are a Physician Assistant in San Antonio, Texas.
Katharine Semler is one of 882 Physician Assistants in San Antonio and one of 11,405 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 6 years, since October 21, 2019.
Frequently asked questions
What is NPI 1699318998?
NPI 1699318998 is the 10-digit National Provider Identifier assigned to Katharine Semler, a Physician Assistant practicing in San Antonio, Texas. The record has been in the NPPES registry since October 21, 2019.
How do I verify this provider?
Cross-check NPI 1699318998 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license PA17054 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 October 28, 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.