Registry record
- NPI
- 1366626210
- Profession
- Nurse Practitioner (NP)
- Specialty
- Psychiatric/Mental Health Nurse Practitioner (363LP0808X)
- Practice address
- 1822 Young St
Dallas, TX 75201 - Phone
- 2147431200
- In the registry since
- December 27, 2007
- Last NPPES update
- December 8, 2025
- Sole proprietor
- No
- License
- AP112344 (TX)
At this location
This location lists no other NP or PA providers in our current data.
In context
The NPI number of Karen Guess is 1366626210. They are a Psychiatric/Mental Health Nurse Practitioner in Dallas, Texas.
Karen Guess is one of 298 Psychiatric/Mental Health Nurse Practitioners in Dallas and one of 4,351 across Texas in our data. Dallas ranks #2 among Texas cities in our dataset, with 4,918 NP and PA providers.
The NPI has been in the federal registry for 18 years, since December 27, 2007.
Frequently asked questions
What is NPI 1366626210?
NPI 1366626210 is the 10-digit National Provider Identifier assigned to Karen Guess, a Psychiatric/Mental Health Nurse Practitioner practicing in Dallas, Texas. The record has been in the NPPES registry since December 27, 2007.
How do I verify this provider?
Cross-check NPI 1366626210 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP112344 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 December 8, 2025. 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.