Registry record
- NPI
- 1447724927
- Profession
- Nurse Practitioner (NP)
- Specialty
- Family Nurse Practitioner (363LF0000X)
- Practice address
- 430 W Sunset Rd Ste 201
San Antonio, TX 78209 - Phone
- 2108244584
- In the registry since
- January 17, 2019
- Last NPPES update
- February 11, 2025
- Sole proprietor
- Yes
- License
- AP140196 (TX)
At this location
One other provider in our data lists 430 W Sunset Rd Ste 201, San Antonio as a practice address:
- Stephen Greenfield, PA
Medical Physician Assistant · NPI 1568469203
In context
The NPI number of William Weiss is 1447724927. They are a Family Nurse Practitioner in San Antonio, Texas.
William Weiss is one of 1,496 Family Nurse Practitioners in San Antonio and one of 22,499 across Texas in our data. San Antonio ranks #3 among Texas cities in our dataset, with 3,972 NP and PA providers.
The NPI has been in the federal registry for 7 years, since January 17, 2019.
Frequently asked questions
What is NPI 1447724927?
NPI 1447724927 is the 10-digit National Provider Identifier assigned to William Weiss, a Family Nurse Practitioner practicing in San Antonio, Texas. The record has been in the NPPES registry since January 17, 2019.
How do I verify this provider?
Cross-check NPI 1447724927 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP140196 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 February 11, 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.