Registry record
- NPI
- 1144865551
- Profession
- Physician Assistant (PA)
- Specialty
- Physician Assistant (363A00000X)
- Practice address
- 2217 Park Bend Dr
Austin, TX 78758 - Phone
- 5127300000
- In the registry since
- November 8, 2019
- Last NPPES update
- May 6, 2026
- Sole proprietor
- Yes
At this location
3 other providers in our data list 2217 Park Bend Dr, Austin as a practice address:
- Desire Ingabire
Physician Assistant · NPI 1700449030
- Nadia Khan
Physician Assistant · NPI 1336897644
- Parisa Maesumi
Physician Assistant · NPI 1417849407
In context
The NPI number of William Whitlock is 1144865551. They are a Physician Assistant in Austin, Texas.
William Whitlock is one of 644 Physician Assistants in Austin and one of 11,405 across Texas in our data. Austin ranks #4 among Texas cities in our dataset, with 2,782 NP and PA providers.
The NPI has been in the federal registry for 6 years, since November 8, 2019.
Frequently asked questions
What is NPI 1144865551?
NPI 1144865551 is the 10-digit National Provider Identifier assigned to William Whitlock, a Physician Assistant practicing in Austin, Texas. The record has been in the NPPES registry since November 8, 2019.
How do I verify this provider?
Cross-check NPI 1144865551 in the official CMS registry at npiregistry.cms.hhs.gov. 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 May 6, 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.