Registry record
- NPI
- 1063445492
- Profession
- Physician Assistant (PA)
- Specialty
- Physician Assistant (363A00000X)
- Practice address
- 6120 Mockingbird Lane
Dallas, TX 75214 - Phone
- 2148876955
- In the registry since
- July 9, 2006
- Last NPPES update
- November 2, 2016
- Sole proprietor
- No
At this location
This location lists no other NP or PA providers in our current data.
In context
The NPI number of Sandra Horwitz is 1063445492. They are a Physician Assistant in Dallas, Texas.
Sandra Horwitz is one of 1,215 Physician Assistants in Dallas and one of 11,405 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 19 years, since July 9, 2006.
Frequently asked questions
What is NPI 1063445492?
NPI 1063445492 is the 10-digit National Provider Identifier assigned to Sandra Horwitz, a Physician Assistant practicing in Dallas, Texas. The record has been in the NPPES registry since July 9, 2006.
How do I verify this provider?
Cross-check NPI 1063445492 in the official CMS registry at npiregistry.cms.hhs.gov. 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 2, 2016. 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.