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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

REBECCA MARCUS LMSW
NPI 1265340012
Social Worker in Brooklyn, NY

Active since September 01, 2026
16 SUMNER PL, BROOKLYN, NY 11206(718) 336-9500 Get Directions Write a Review

NPPES record added: September 1, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Rebecca Marcus Lmsw NPPES

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

REBECCA MARCUS LMSW (NPI 1265340012) is an individual social worker in Brooklyn, New York, licensed in New York (133231) and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1265340012
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameREBECCA MARCUSCredential: LMSW
Location Address16 SUMNER PLBrooklyn, NY 11206-4110
Mailing Address211 Mcguinness Blvd Apt 327Brooklyn, NY 11222-6791 · (973) 787-4777
Phone(718) 336-9500
Sole ProprietorNo
Enumeration DateSeptember 1, 2026
NPPES CertifiedSeptember 1, 2026
✔ NPI 1265340012 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 · 133231
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.
16 SUMNER PL, Brooklyn, NY 11206
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Other Providers at the Same Location NPPES 20

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

JAMES LEE
Family Medicine
16 SUMNER PL
BROOKLYN, NY 11206
Kings County (718) 336-9500
FATIMA AZIZ
Registered Nurse
16 SUMNER PL
BROOKLYN, NY 11206
Kings County (718) 336-9500
CHAVA BASCH
Social Worker
16 SUMNER PL
BROOKLYN, NY 11206
Kings County (718) 336-9500
DR. ITCHIE STATFELD MD
Pediatrics (Adolescent Medicine)
16 SUMNER PL
BROOKLYN, NY 11206
Kings County (718) 782-5053
RACHEL WEINER
Occupational Therapist
16 SUMNER PL
BROOKLYN, NY 11206
Kings County (718) 452-1300
AHAVA MEDICAL AND REHABILITATION CENTER LLC
Pharmacy (Community/Retail Pharmacy)
16 SUMNER PL
BROOKLYN, NY 11206
Kings County (718) 951-8800
AHAVA MEDICAL OF BROOKLYN PC
Internal Medicine
16 SUMNER PL
BROOKLYN, NY 11206
Kings County (718) 951-8800
KATHY VELASCO
Speech-Language Pathologist
16 SUMNER PL
BROOKLYN, NY 11206
Kings County (718) 336-9500

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 Rebecca Marcus's NPI number?

The NPI number for Rebecca Marcus is 1265340012. It was assigned to this individual provider in the NPPES registry on September 1, 2026.

Where is Rebecca Marcus located?

Rebecca Marcus practices at 16 Sumner Pl, Brooklyn, NY 11206. The listed phone number is (718) 336-9500.

What is Rebecca Marcus'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 Rebecca Marcus was last updated on September 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 days 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.