MARY OLIVIA DE LEON F.N.P.
NPI 1609104066
Clinical Nurse Specialist - Pediatrics in Brownsville, TX

Q: What is Mary De Leon's NPI number?

The NPI number for Mary De Leon is 1609104066. It was assigned to this individual provider in the NPPES registry on November 24, 2009.

Q: What is Mary De Leon's specialty?

The primary specialty registered for this NPI is Clinical Nurse Specialist, specializing in Pediatrics, with taxonomy code 364SP0200X.

Q: When was this NPI record last updated?

The NPPES record for Mary De Leon was last updated on October 7, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since November 24, 2009

4920 N. EXPRESSWAY,, ALTON GLOOR PLAZA#101, BROWNSVILLE, TX 78526(956) 350-5530(956) 350-5527 Get Directions Write a Review

NPPES record last updated: October 7, 2011. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Mary Olivia De Leon F.n.p. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARY OLIVIA DE LEON F.N.P. (NPI 1609104066) is an individual pediatrics provider in Brownsville, Texas, licensed in Texas (670508) and active in the NPI registry since November 2009.

NPPES Registry Identity

NPI1609104066

Entity TypeIndividualFemale

Primary Taxonomy364SP0200X

Provider Legal NameMARY OLIVIA DE LEONCredential: F.N.P.

Location Address4920 N. EXPRESSWAY,, ALTON GLOOR PLAZA#101Brownsville, TX 78526

Mailing Address1474 W. Price Rd, Ste 7 Box 536Brownsville, TX 78520-8675 · (956) 350-5530 · Fax (956) 350-5527

Phone(956) 350-5530

Fax(956) 350-5527

Sole ProprietorNo

Enumeration DateNovember 24, 2009

Last NPPES UpdateOctober 7, 2011

✔ NPI 1609104066 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Nurse Specialist · PediatricsPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code364SP0200X

License✔ Licensed in TX · 670508

4920 N. EXPRESSWAY,, Brownsville, TX 78526

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Other Identifiers 1

Medicaid1336125046TX

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary De Leon's NPI number?

The NPI number for Mary De Leon is 1609104066. It was assigned to this individual provider in the NPPES registry on November 24, 2009.

Where is Mary De Leon located?

Mary De Leon practices at 4920 N. Expressway, Alton Gloor Plaza#101, Brownsville, TX 78526. The listed phone number is (956) 350-5530.

What is Mary De Leon's specialty?

The primary specialty registered for this NPI is Clinical Nurse Specialist, specializing in Pediatrics, with taxonomy code 364SP0200X.

When was this NPI record last updated?

The NPPES record for Mary De Leon was last updated on October 7, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.