Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Gregory Saint Jean

Medical Physician Assistant in Isabela, PUERTO RICO · enumerated 2024 · practices at Quintana Serrano Dental, Inc.

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

National Provider Identifier

1407662687

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Registry record

Entity type Individual (Type 1)

Name Gregory Saint Jean

Sex Male

Practice address 5 Calle Barbosa, Isabela, PUERTO RICO, 00662

Phone (939) 313-0501

Enumeration date Dec 3, 2024

Last updated in NPPES Dec 3, 2024

Taxonomy & licenses

363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 002181 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.

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Frequently asked questions

Where does Gregory Saint Jean practice?

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

What is the NPI number for Gregory Saint Jean?

The National Provider Identifier (NPI) for Gregory Saint Jean is 1407662687, 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 2024-12-03.