Registry record
- NPI
- 1841689643
- Profession
- Nurse Practitioner (NP)
- Specialty
- Family Nurse Practitioner (363LF0000X)
- Practice address
- 4803 Wesley St
Greenville, TX 75401 - Phone
- 9034542246
- In the registry since
- January 16, 2015
- Last NPPES update
- January 16, 2015
- Sole proprietor
- No
- License
- AP127138 (TX)
At this location
This location lists no other NP or PA providers in our current data.
In context
The NPI number of Holly Walker is 1841689643. They are a Family Nurse Practitioner in Greenville, Texas.
Holly Walker 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 January 16, 2015.
Frequently asked questions
What is NPI 1841689643?
NPI 1841689643 is the 10-digit National Provider Identifier assigned to Holly Walker, a Family Nurse Practitioner practicing in Greenville, Texas. The record has been in the NPPES registry since January 16, 2015.
How do I verify this provider?
Cross-check NPI 1841689643 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP127138 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 16, 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.