NPI Atlas

Catherine Lenore Fitzsimmons, N.P.

Nurse Practitioner in Dallas, Texas. NPI 1659786903.

NPI1659786903

Registry record

NPI
1659786903
Profession
Nurse Practitioner (NP)
Specialty
Nurse Practitioner (363L00000X)
Practice address
5323 Harry Hines Blvd
Dallas, TX 75390
Phone
2146458000
In the registry since
June 25, 2014
Last NPPES update
June 25, 2014
Sole proprietor
No
License
653761 (TX)

At this location

263 other providers in our data list 5323 Harry Hines Blvd, Dallas as a practice address:

In context

The NPI number of Catherine Fitzsimmons is 1659786903. They are a Nurse Practitioner in Dallas, Texas.

Catherine Fitzsimmons is one of 591 Nurse Practitioners in Dallas and one of 6,739 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 12 years, since June 25, 2014.

Frequently asked questions

What is NPI 1659786903?

NPI 1659786903 is the 10-digit National Provider Identifier assigned to Catherine Fitzsimmons, a Nurse Practitioner practicing in Dallas, Texas. The record has been in the NPPES registry since June 25, 2014.

How do I verify this provider?

Cross-check NPI 1659786903 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 653761 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 25, 2014. 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.