Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Caitlin Paige Porter-Smith, DO

Anatomic Pathology & Clinical Pathology Physician in San Antonio, TX · enumerated 2020.

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

National Provider Identifier

1326669342

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Registry record

Entity type Individual (Type 1)

Name Caitlin Paige Porter-Smith

Credential DO

Sex Female

Practice address 4410 Medical Dr Ste 210, San Antonio, TX, 78229

Phone (210) 558-6288

Enumeration date Apr 30, 2020

Last updated in NPPES Sep 23, 2025

Taxonomy & licenses

207ZP0102X Anatomic Pathology & Clinical Pathology Physician Allopathic & Osteopathic Physicians · License W0267 (TX) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

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

What is the NPI number for Caitlin Porter-Smith?

The National Provider Identifier (NPI) for Caitlin Porter-Smith is 1326669342, a Type 1 (individual) record in the CMS NPPES registry.

Where does Caitlin Porter-Smith practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-23.