NPI Atlas

Rebecca R. Gilliam, AGACNP-BC

Gerontology Nurse Practitioner in San Antonio, Texas. NPI 1255735999.

NPI1255735999

Registry record

NPI
1255735999
Profession
Nurse Practitioner (NP)
Specialty
Gerontology Nurse Practitioner (363LG0600X)
Practice address
18707 Hardy Oak Blvd Ste 530
San Antonio, TX 78258
Phone
2104958280
In the registry since
October 9, 2014
Last NPPES update
August 19, 2021
Sole proprietor
No
License
AP126539 (TX)

At this location

3 other providers in our data list 18707 Hardy Oak Blvd Ste 530, San Antonio as a practice address:

In context

The NPI number of Rebecca Gilliam is 1255735999. They are a Gerontology Nurse Practitioner in San Antonio, Texas.

Rebecca Gilliam is one of 135 Gerontology Nurse Practitioners in San Antonio and one of 1,529 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 11 years, since October 9, 2014.

Frequently asked questions

What is NPI 1255735999?

NPI 1255735999 is the 10-digit National Provider Identifier assigned to Rebecca Gilliam, a Gerontology Nurse Practitioner practicing in San Antonio, Texas. The record has been in the NPPES registry since October 9, 2014.

How do I verify this provider?

Cross-check NPI 1255735999 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP126539 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 August 19, 2021. 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.