NPI Atlas

Theresa M. Willey, PNP

Pediatric Nurse Practitioner in Dallas, Texas. NPI 1659370500.

NPI1659370500

Registry record

NPI
1659370500
Profession
Nurse Practitioner (NP)
Specialty
Pediatric Nurse Practitioner (363LP0200X)
Practice address
5201 Harry Hines Blvd, Medical Staff Services
Dallas, TX 75235
Phone
2145908006
In the registry since
July 21, 2005
Last NPPES update
November 22, 2008
Sole proprietor
No
License
510769 (TX)

At this location

227 other providers in our data list 5201 Harry Hines Blvd, Dallas as a practice address:

In context

The NPI number of Theresa Willey is 1659370500. They are a Pediatric Nurse Practitioner in Dallas, Texas.

Theresa Willey is one of 363 Pediatric Nurse Practitioners in Dallas and one of 2,482 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 20 years, since July 21, 2005.

Frequently asked questions

What is NPI 1659370500?

NPI 1659370500 is the 10-digit National Provider Identifier assigned to Theresa Willey, a Pediatric Nurse Practitioner practicing in Dallas, Texas. The record has been in the NPPES registry since July 21, 2005.

How do I verify this provider?

Cross-check NPI 1659370500 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 510769 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 November 22, 2008. 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.