NPI Atlas

Julie Koo, PA-C

Physician Assistant in San Antonio, Texas. NPI 1265172332.

NPI1265172332

Registry record

NPI
1265172332
Profession
Physician Assistant (PA)
Specialty
Physician Assistant (363A00000X)
Practice address
4502 Medical Dr
San Antonio, TX 78229
Phone
2103584000
In the registry since
March 29, 2022
Last NPPES update
January 14, 2026
Sole proprietor
No
License
PA15576 (TX)

At this location

232 other providers in our data list 4502 Medical Dr, San Antonio as a practice address:

In context

The NPI number of Julie Koo is 1265172332. They are a Physician Assistant in San Antonio, Texas.

Julie Koo 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 4 years, since March 29, 2022.

Frequently asked questions

What is NPI 1265172332?

NPI 1265172332 is the 10-digit National Provider Identifier assigned to Julie Koo, a Physician Assistant practicing in San Antonio, Texas. The record has been in the NPPES registry since March 29, 2022.

How do I verify this provider?

Cross-check NPI 1265172332 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license PA15576 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 14, 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.