Registry record
- NPI
- 1144783895
- Profession
- Nurse Practitioner (NP)
- Specialty
- Family Nurse Practitioner (363LF0000X)
- Practice address
- 400 S Greenville Ave
Richardson, TX 75081 - Phone
- 4695930000
- In the registry since
- April 10, 2019
- Last NPPES update
- June 11, 2019
- Sole proprietor
- No
- License
- AP141303 (TX)
At this location
This location lists no other NP or PA providers in our current data.
In context
The NPI number of Kelly Flattmann-Hanssen is 1144783895. They are a Family Nurse Practitioner in Richardson, Texas.
Kelly Flattmann-Hanssen is one of 96 Family Nurse Practitioners in Richardson and one of 22,499 across Texas in our data.
The NPI has been in the federal registry for 7 years, since April 10, 2019.
Frequently asked questions
What is NPI 1144783895?
NPI 1144783895 is the 10-digit National Provider Identifier assigned to Kelly Flattmann-Hanssen, a Family Nurse Practitioner practicing in Richardson, Texas. The record has been in the NPPES registry since April 10, 2019.
How do I verify this provider?
Cross-check NPI 1144783895 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP141303 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 June 11, 2019. 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.