Registry record
- NPI
- 1912391103
- Profession
- Nurse Practitioner (NP)
- Specialty
- Family Nurse Practitioner (363LF0000X)
- Practice address
- 4211 Joe Ramsey Blvd E, Suite 100
Greenville, TX 75401 - Phone
- 9034087700
- In the registry since
- March 25, 2015
- Last NPPES update
- March 25, 2015
- Sole proprietor
- No
- License
- AP127507 (TX)
At this location
One other provider in our data lists 4211 Joe Ramsey Blvd E, Greenville as a practice address:
- Courtney E. Tyson, P.A.
Physician Assistant · NPI 1457343956
In context
The NPI number of Michelle Mersmann is 1912391103. They are a Family Nurse Practitioner in Greenville, Texas.
Michelle Mersmann is one of 55 Family Nurse Practitioners in Greenville and one of 22,499 across Texas in our data.
The NPI has been in the federal registry for 11 years, since March 25, 2015.
Frequently asked questions
What is NPI 1912391103?
NPI 1912391103 is the 10-digit National Provider Identifier assigned to Michelle Mersmann, a Family Nurse Practitioner practicing in Greenville, Texas. The record has been in the NPPES registry since March 25, 2015.
How do I verify this provider?
Cross-check NPI 1912391103 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP127507 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 25, 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.