Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alexandra Maria Heriford, DO

Ophthalmology Physician in San Antonio, TX · enumerated 2021 · practices at Bexar County Hospital District.

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

National Provider Identifier

1578141420

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Registry record

Entity type Individual (Type 1)

Name Alexandra Maria Heriford

Credential DO

Sex Female

Practice address 4502 Medical Drive, San Antonio, TX, 78229

Phone (210) 358-3555

Fax (210) 702-4239

Enumeration date Mar 31, 2021

Last updated in NPPES Jul 16, 2025

Taxonomy & licenses

207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License V9620 (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 Alexandra Heriford?

The National Provider Identifier (NPI) for Alexandra Heriford is 1578141420, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alexandra Heriford practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-07-16.