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CASSANDRA MATHELIER MSW
NPI 1932823796
Social Worker in Brooklyn, NY

Active since September 26, 2022
808 UNION ST STE 2B, BROOKLYN, NY 11215(929) 955-1260 Get Directions Write a Review

NPPES record last updated: February 20, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Cassandra Mathelier Msw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CASSANDRA MATHELIER MSW (NPI 1932823796) is an individual social worker in Brooklyn, New York, licensed in New York (117642) and active in the NPI registry since September 2022. She maintains a secondary practice location in Mount Vernon.

NPPES Registry Identity

NPI1932823796
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameCASSANDRA MATHELIERCredential: MSW
Location Address808 UNION ST STE 2BBrooklyn, NY 11215-1375
Mailing Address46 Gramatan Ave # 1077Mount Vernon, NY 10550-1306 · (838) 356-4441
Phone(929) 955-1260
Sole ProprietorNo
Enumeration DateSeptember 26, 2022
Last NPPES UpdateFebruary 20, 2024
NPPES CertifiedFebruary 20, 2024
✔ NPI 1932823796 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in NY · 117642
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
808 UNION ST STE 2B, Brooklyn, NY 11215
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Secondary Practice Location 1

Location 146 Gramatan Ave # 1077Mount Vernon, NY 10550-1306 · Phone (838) 356-4441

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ELIZABETH A. H. CIVIK LCSW
Social Worker (Clinical)
808 UNION ST STE 2B
BROOKLYN, NY 11215
Kings County (646) 886-8776
SANJANA VORA
Social Worker (Clinical)
808 UNION ST STE 2B
BROOKLYN, NY 11215
Kings County (718) 407-0218
OXANA D TURGISS LMSW
Social Worker
808 UNION ST STE 2B
BROOKLYN, NY 11215
Kings County (718) 407-0218
ELIZABETH CASTILLO
Counselor (Mental Health)
808 UNION ST STE 2B
BROOKLYN, NY 11215
Kings County (718) 407-0218
HEATHER ROLAND LMSW
Social Worker
808 UNION ST STE 2B
BROOKLYN, NY 11215
Kings County (718) 407-0218
NICHOLAS LEE MHC-LP
Counselor (Mental Health)
808 UNION ST STE 2B
BROOKLYN, NY 11215
Kings County (718) 407-0218
MELISSA LIU
Counselor (Mental Health)
808 UNION ST STE 2B
BROOKLYN, NY 11215
Kings County (718) 407-0218
ALYSSA MARIE O'CONNELL LMSW
Social Worker (Clinical)
808 UNION ST STE 2B
BROOKLYN, NY 11215
Kings County (646) 470-5573

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cassandra Mathelier's NPI number?

The NPI number for Cassandra Mathelier is 1932823796. It was assigned to this individual provider in the NPPES registry on September 26, 2022.

Where is Cassandra Mathelier located?

Cassandra Mathelier practices at 808 Union St Ste 2B, Brooklyn, NY 11215. The listed phone number is (929) 955-1260.

What is Cassandra Mathelier's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Cassandra Mathelier was last updated on February 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.