Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Antonia Arias, LOT

Occupational Therapist in Caguas, PR · enumerated 2007.

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

National Provider Identifier

1578606570

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Registry record

Entity type Individual (Type 1)

Name Antonia Arias

Credential LOT

Sex Female

Practice address Caguas, PR, 00725

Phone (787) 743-3385

Fax (787) 743-1030

Enumeration date Feb 15, 2007

Last updated in NPPES Aug 23, 2007

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

225X00000X Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 1052 (PR) Primary

Other identifiers

Identifier	Type	State	Issuer
06271	Other	PR	OCUPATIONAL THERAPY

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 Antonia Arias?

The National Provider Identifier (NPI) for Antonia Arias is 1578606570, a Type 1 (individual) record in the CMS NPPES registry.

Where does Antonia Arias practice?

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

Other providers at this practice address

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Wilfredo Cruz-Martinez Optometrist · Caguas, PR NPI 1710913538

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-08-23.