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MS. M RENE MASON-CHAPMAN LCSW
NPI 1861602625
Social Worker - Clinical in Brooklyn, NY

Active since May 23, 2007Opted out of Medicare · through May 8, 2027
340 11TH ST APT 1C, BROOKLYN, NY 11215(917) 568-4462(347) 341-5553 Get Directions Write a Review

NPPES record last updated: August 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ms. M Rene Mason-chapman Lcsw NPPES

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

MS. M RENE MASON-CHAPMAN LCSW (NPI 1861602625) is an individual clinical provider in Brooklyn, New York, licensed in New York (R044250-1-1) and active in the NPI registry since May 2007. She has opted out of Medicare through May 8, 2027.

NPPES Registry Identity

NPI1861602625
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. M RENE MASON-CHAPMANCredential: LCSW
Location Address340 11TH ST APT 1CBrooklyn, NY 11215-4056
Mailing Address340 11th St, Suite 1cBrooklyn, NY 11215-4055 · (917) 568-4462
Phone(917) 568-4462
Fax(347) 341-5553
Sole ProprietorYes
Enumeration DateMay 23, 2007
Last NPPES UpdateAugust 11, 2025
NPPES CertifiedAugust 1, 2025
✔ NPI 1861602625 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in NY · R044250-1-1
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
340 11TH ST APT 1C, Brooklyn, NY 11215
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Other Names 1

Other Name (5)Ms. Marie Rene Mason-chapman Lcsw

Other Identifiers 1

OtherP3185552NY · Oxford

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Ms. M Rene Mason-chapman Lcsw has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from May 8, 2025 through May 8, 2027.

Opt-Out Effective DateMay 8, 2025
Opt-Out In Effect ThroughMay 8, 2027Opt-out affidavits renew automatically every two years unless cancelled

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 M Mason-chapman's NPI number?

The NPI number for M Mason-chapman is 1861602625. It was assigned to this individual provider in the NPPES registry on May 23, 2007. The provider is also known as Ms. Marie Rene Mason-Chapman Lcsw.

Where is M Mason-chapman located?

M Mason-chapman practices at 340 11th St Apt 1C, Brooklyn, NY 11215. The listed phone number is (917) 568-4462.

What is M Mason-chapman's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is M Mason-chapman enrolled in Medicare?

No. M Mason-chapman has opted out of Medicare through May 8, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for M Mason-chapman was last updated on August 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.