NPI Atlas

Karen Judith Castellon, MSN-FNP

Family Nurse Practitioner in Brownsville, Texas. NPI 1922765395.

NPI1922765395

Registry record

NPI
1922765395
Profession
Nurse Practitioner (NP)
Specialty
Family Nurse Practitioner (363LF0000X)
Practice address
191 E Price Rd
Brownsville, TX 78521
In the registry since
November 20, 2021
Last NPPES update
November 20, 2021
Sole proprietor
Yes
License
1040647 (TX)

At this location

15 other providers in our data list 191 E Price Rd, Brownsville as a practice address:

In context

The NPI number of Karen Castellon is 1922765395. They are a Family Nurse Practitioner in Brownsville, Texas.

Karen Castellon is one of 116 Family Nurse Practitioners in Brownsville and one of 22,499 across Texas in our data.

The NPI has been in the federal registry for 4 years, since November 20, 2021.

Frequently asked questions

What is NPI 1922765395?

NPI 1922765395 is the 10-digit National Provider Identifier assigned to Karen Castellon, a Family Nurse Practitioner practicing in Brownsville, Texas. The record has been in the NPPES registry since November 20, 2021.

How do I verify this provider?

Cross-check NPI 1922765395 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 1040647 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 20, 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.