Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ruth Esther Martinez, BA

Speech-Language Assistant in San Juan, PR · enumerated 2021.

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

National Provider Identifier

1235729252

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Registry record

Entity type Individual (Type 1)

Name Ruth Esther Martinez

Credential BA

Sex Female

Practice address Parques De Cupey 18 Calle Tagore, Apt 124, San Juan, PR, 00926

Phone (787) 556-5881

Enumeration date Jan 23, 2021

Last updated in NPPES Jan 23, 2021

Taxonomy & licenses

103TC1900X Counseling Psychologist Behavioral Health & Social Service Providers · License 6670 (PR) Secondary

2355S0801X Speech-Language Assistant Speech, Language and Hearing Service Providers · License 1439 (PR) 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

What is the NPI number for Ruth Martinez?

The National Provider Identifier (NPI) for Ruth Martinez is 1235729252, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ruth Martinez practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-01-23.