Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Marleine Marcelin

Social Worker in Brooklyn, NY · enumerated 2023 · practices at Eldercare Allegiance, LLC.

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

National Provider Identifier

1710752084

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Registry record

Entity type Individual (Type 1)

Name Ms. Marleine Marcelin

Sex Female

Practice address 495 Flatbush Ave, Brooklyn, NY, 11225

Phone (929) 234-1697

Enumeration date Nov 16, 2023

Last updated in NPPES Nov 28, 2023

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 118767 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 Marleine Marcelin?

The National Provider Identifier (NPI) for Marleine Marcelin is 1710752084, a Type 1 (individual) record in the CMS NPPES registry.

Where does Marleine Marcelin practice?

The practice location on file with NPPES is in Brooklyn, NY. 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 2023-11-28.