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DR. JOHN K MAHER M.D.
NPI 1760443451
Pediatrics - Pediatric Critical Care Medicine in Corpus Christi, TX

Active since March 31, 2006PECOS Enrolled
3533 S ALAMEDA ST, CORPUS CHRISTI, TX 78411(361) 694-5445(361) 694-5449 Get Directions Write a Review

NPPES record last updated: October 18, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. John K Maher M.d. NPPES

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

DR. JOHN K MAHER M.D. (NPI 1760443451) is an individual pediatric critical care medicine provider in Corpus Christi, Texas, licensed in Texas (K9116) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1760443451
Entity TypeIndividualMale
Primary Taxonomy2080P0203X
Provider Legal NameDR. JOHN K MAHERCredential: M.D.
Location Address3533 S ALAMEDA STCorpus Christi, TX 78411-1721
Mailing Address3533 S Alameda StCorpus Christi, TX 78411-1721 · (361) 694-5445 · Fax (361) 694-5449
Phone(361) 694-5445
Fax(361) 694-5449
Sole ProprietorNo
Enumeration DateMarch 31, 2006
Last NPPES UpdateOctober 18, 2016
✔ NPI 1760443451 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0203X
License✔ Licensed in TX · K9116
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.
3533 S ALAMEDA ST, Corpus Christi, TX 78411
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Other Identifiers 2

Medicaid101806102TX
Medicare UPINF36197TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. John K Maher M.d. 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 John Maher 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 John Maher's NPI number?

The NPI number for John Maher is 1760443451. It was assigned to this individual provider in the NPPES registry on March 31, 2006.

Where is John Maher located?

John Maher practices at 3533 S Alameda St, Corpus Christi, TX 78411. The listed phone number is (361) 694-5445.

What is John Maher's specialty?

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

Is John Maher enrolled in Medicare?

Yes. John Maher is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for John Maher's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Maher 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 John Maher's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does John Maher accept?

Health plans from Blue Cross and Blue Shield of Texas list John Maher as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for John Maher was last updated on October 18, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.