Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alonso Marron

Pediatric Critical Care Medicine Physician in Corpus Christi, TX · enumerated 2018.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1073010633

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Registry record

Entity type Individual (Type 1)

Name Alonso Marron

Sex Male

Practice address 3533 S Alameda St, Corpus Christi, TX, 78411

Phone (361) 694-5000

Enumeration date Apr 10, 2018

Last updated in NPPES Jun 13, 2025

Taxonomy & licenses

2080P0203X Pediatric Critical Care Medicine Physician Allopathic & Osteopathic Physicians · License 63184 (TN) Secondary

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

2080P0203X Pediatric Critical Care Medicine Physician Allopathic & Osteopathic Physicians · License V3376 (TX) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Alonso Marron practice?

The practice location on file with NPPES is in Corpus Christi, TX. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Alonso Marron?

The National Provider Identifier (NPI) for Alonso Marron is 1073010633, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-06-13.