NPI Atlas

Ms. Catherine Marie Chastain, RN, MSN, FNP

Family Nurse Practitioner in San Antonio, Texas. NPI 1649569088.

NPI1649569088

Registry record

NPI
1649569088
Profession
Nurse Practitioner (NP)
Specialty
Family Nurse Practitioner (363LF0000X)
Practice address
5039 Beckwith Blvd, Ste 107
San Antonio, TX 78249
In the registry since
April 6, 2011
Last NPPES update
April 6, 2011
Sole proprietor
Yes
License
526654 (TX)

At this location

One other provider in our data lists 5039 Beckwith Blvd, San Antonio as a practice address:

In context

The NPI number of Catherine Chastain is 1649569088. They are a Family Nurse Practitioner in San Antonio, Texas.

Catherine Chastain 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 15 years, since April 6, 2011.

Frequently asked questions

What is NPI 1649569088?

NPI 1649569088 is the 10-digit National Provider Identifier assigned to Catherine Chastain, a Family Nurse Practitioner practicing in San Antonio, Texas. The record has been in the NPPES registry since April 6, 2011.

How do I verify this provider?

Cross-check NPI 1649569088 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 526654 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 April 6, 2011. 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.