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

Gabrielle Hope D'Alessandro

Physician Assistant in Livingston, NJ · enumerated 2022.

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

National Provider Identifier

1609596063

Verified

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Registry record

Entity type Individual (Type 1)

Name Gabrielle Hope D'Alessandro

Sex Female

Practice address Livingston, NJ, 07039

Phone (973) 322-5000

Enumeration date Aug 29, 2022

Last updated in NPPES May 26, 2026

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

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 25MP00906300 (NJ) Primary

363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers Secondary

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

Where does Gabrielle D'Alessandro practice?

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

What is the NPI number for Gabrielle D'Alessandro?

The National Provider Identifier (NPI) for Gabrielle D'Alessandro is 1609596063, 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 2026-05-26.