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ERNESTO FERNANDEZ MD
NPI 1891189494
Pediatrics - Pediatric Critical Care Medicine in Corpus Christi, TX

Active since March 23, 2015PECOS Enrolled
3533 S ALAMEDA ST, CORPUS CHRISTI, TX 78411(361) 694-5000 Get Directions Write a Review

NPPES record last updated: July 30, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 22, 2022, Mar 21, 2019, May 18, 2018 (3 updates tracked since 2018).

About Ernesto Fernandez Md NPPES

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

ERNESTO FERNANDEZ MD (NPI 1891189494) is an individual pediatric critical care medicine provider in Corpus Christi, Texas, licensed in Texas (R7208) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1891189494
Entity TypeIndividualMale
Primary Taxonomy2080P0203X
Provider Legal NameERNESTO FERNANDEZCredential: MD
Location Address3533 S ALAMEDA STCorpus Christi, TX 78411-1721
Mailing Address13538 King Phillip CtCorpus Christi, TX 78418-6927 · (813) 918-4721
Phone(361) 694-5000
Sole ProprietorNo
Enumeration DateMarch 23, 2015
Last NPPES UpdateJuly 30, 20253 updates tracked since enumeration
NPPES CertifiedJuly 30, 2025
✔ NPI 1891189494 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0203X
License✔ Licensed in TX · R7208
Definition
A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.
Also ListedPediatricsTaxonomy 208000000X · License R7208 (TX)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
3533 S ALAMEDA ST, Corpus Christi, TX 78411
Open in Google Maps ↗

Secondary Practice Locations 3

Location 11 Baylor PlzHouston, TX 77030 · Phone (713) 798-4951
Location 21515 Holcombe BlvdHouston, TX 77030-4000 · Phone (713) 792-6161
Location 36431 Fannin St Ste 500Houston, TX 77030-1501 · Phone (713) 500-5650 · Fax (713) 500-0588

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ernesto Fernandez Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Ernesto Fernandez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Children's Physician Services Of South Texas
Same address
Plastic Surgery
3533 S ALAMEDA ST
Corpus Christi, TX 78411
  • Reassigned Medicare billing, Texas enrollment
  • 510 clinicians in this Medicare group
NPI 1568658227 (361) 694-4444

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

VANESSA CASANOVA GONZALEZ M.D.
Pediatrics
3533 S ALAMEDA ST
CORPUS CHRISTI, TX 78411
Nueces County (361) 694-5000
MARIA VERONICA GARZA RDN,LD
Dietitian, Registered
3533 S ALAMEDA ST
CORPUS CHRISTI, TX 78411
Nueces County (361) 800-2257
SARAH KATHYRN RODRIGUEZ
Speech-Language Pathologist
3533 S ALAMEDA ST
CORPUS CHRISTI, TX 78411
Nueces County (631) 694-5678
ANGEL ALCALA OT
Occupational Therapist
3533 S ALAMEDA ST
CORPUS CHRISTI, TX 78411
Nueces County (361) 694-5678
BRIDGET LEANNE CALKINS DPT, OTR
Physical Therapist
3533 S ALAMEDA ST
CORPUS CHRISTI, TX 78411
Nueces County (361) 225-7247
SARAH COURTNEY GLEINSER
Speech-Language Pathologist
3533 S ALAMEDA ST
CORPUS CHRISTI, TX 78411
Nueces County (361) 694-5678
COASTAL BEND EMERGENCY SERVICES ASSOCIATION
Pediatrics (Pediatric Emergency Medicine)
3533 S ALAMEDA ST
CORPUS CHRISTI, TX 78411
Nueces County (361) 694-5100
ROGER TIMPERLAKE M.D.
Orthopaedic Surgery (Pediatric Orthopaedic Surgery)
3533 S ALAMEDA ST
CORPUS CHRISTI, TX 78411
Nueces County (361) 694-4320

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 Ernesto Fernandez's NPI number?

The NPI number for Ernesto Fernandez is 1891189494. It was assigned to this individual provider in the NPPES registry on March 23, 2015.

Where is Ernesto Fernandez located?

Ernesto Fernandez practices at 3533 S Alameda St, Corpus Christi, TX 78411. The listed phone number is (361) 694-5000.

What is Ernesto Fernandez's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Is Ernesto Fernandez enrolled in Medicare?

Yes. Ernesto Fernandez is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ernesto Fernandez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ernesto Fernandez reassigns Medicare benefits to Children's Physician Services Of South Texas (Corpus Christi, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ernesto Fernandez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Ernesto Fernandez was last updated on July 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.