Registry record
- NPI
- 1578881082
- Profession
- Physician Assistant (PA)
- Specialty
- Physician Assistant (363A00000X)
- Practice address
- 4315 James Casey St, Suite 300
Austin, TX 78745 - Phone
- 5124447944
- In the registry since
- May 7, 2010
- Last NPPES update
- September 2, 2015
- Sole proprietor
- No
- License
- PA06528 (TX)
At this location
This location lists no other NP or PA providers in our current data.
In context
The NPI number of Michelle Grimes is 1578881082. They are a Physician Assistant in Austin, Texas.
Michelle Grimes 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 16 years, since May 7, 2010.
Frequently asked questions
What is NPI 1578881082?
NPI 1578881082 is the 10-digit National Provider Identifier assigned to Michelle Grimes, a Physician Assistant practicing in Austin, Texas. The record has been in the NPPES registry since May 7, 2010.
How do I verify this provider?
Cross-check NPI 1578881082 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license PA06528 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 September 2, 2015. 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.