NPI Atlas

Ms. Mary Joan Costello, CPNP-PC

Pediatric Nurse Practitioner in Terrell, Texas. NPI 1952563876.

NPI1952563876

Registry record

NPI
1952563876
Profession
Nurse Practitioner (NP)
Specialty
Pediatric Nurse Practitioner (363LP0200X)
Practice address
1446 W Moore Ave Ste 206
Terrell, TX 75160
Phone
9722107350
In the registry since
July 1, 2008
Last NPPES update
July 15, 2025
Sole proprietor
No
License
AP140636 (TX)

At this location

6 other providers in our data list 1446 W Moore Ave Ste 206, Terrell as a practice address:

In context

The NPI number of Mary Costello is 1952563876. They are a Pediatric Nurse Practitioner in Terrell, Texas.

Mary Costello is one of 6 Pediatric Nurse Practitioners in Terrell and one of 2,482 across Texas in our data.

The NPI has been in the federal registry for 17 years, since July 1, 2008.

Frequently asked questions

What is NPI 1952563876?

NPI 1952563876 is the 10-digit National Provider Identifier assigned to Mary Costello, a Pediatric Nurse Practitioner practicing in Terrell, Texas. The record has been in the NPPES registry since July 1, 2008.

How do I verify this provider?

Cross-check NPI 1952563876 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license AP140636 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 July 15, 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.