Registry record
- NPI
- 1689964819
- Profession
- Physician Assistant (PA)
- Specialty
- Physician Assistant (363A00000X)
- Practice address
- 2410 E Riverside Dr, Ste G-3
Austin, TX 78741 - Phone
- 5127446000
- In the registry since
- April 8, 2011
- Last NPPES update
- March 19, 2026
- Sole proprietor
- No
- License
- PA07012 (TX)
At this location
One other provider in our data lists 2410 E Riverside Dr, Austin as a practice address:
- Michelle Ann Foster, PA-C
Physician Assistant · NPI 1275861940
In context
The NPI number of Alonzo Rivas is 1689964819. They are a Physician Assistant in Austin, Texas.
Alonzo Rivas 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 15 years, since April 8, 2011.
Frequently asked questions
What is NPI 1689964819?
NPI 1689964819 is the 10-digit National Provider Identifier assigned to Alonzo Rivas, a Physician Assistant practicing in Austin, Texas. The record has been in the NPPES registry since April 8, 2011.
How do I verify this provider?
Cross-check NPI 1689964819 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license PA07012 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 March 19, 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.