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OSEI PSYCHOLOGICAL SERVICES PLLC
NPI 1720855158
Clinic/Center - Mental Health (Including Community Mental Health Center) in Brooklyn, NY

Active since December 06, 2023
26 COURT ST STE 409, BROOKLYN, NY 11242(347) 695-8715 Get Directions Write a Review

NPPES record last updated: February 4, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 4, 2026, Dec 6, 2023 (2 updates tracked since 2023).

About Osei Psychological Services Pllc NPPES

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

OSEI PSYCHOLOGICAL SERVICES PLLC (NPI 1720855158), doing business as Osei Psychological Services, is a healthcare organization registered as a mental health (including community mental health center) in Brooklyn, New York and active in the NPI registry since December 2023. The organization lists William N Osei, Executive Director, as its authorized official.

NPPES Registry Identity

NPI1720855158
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameOSEI PSYCHOLOGICAL SERVICES PLLC
Location Address26 COURT ST STE 409Brooklyn, NY 11242-1134
Mailing Address26 Court St Ste 409Brooklyn, NY 11242-1134 · (347) 695-8715
Phone(347) 695-8715
Organization SubpartNo
Authorized OfficialWilliam N OseiExecutive Director · (215) 806-7908
Enumeration DateDecember 6, 2023
Last NPPES UpdateFebruary 4, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 4, 2026
✔ NPI 1720855158 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
26 COURT ST STE 409, Brooklyn, NY 11242
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Other Names 1

Doing Business AsOsei Psychological Services

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.

FANNY NG PSYCHOLOGY SERVICES PLLC
Psychologist (Clinical)
26 COURT ST STE 409
BROOKLYN, NY 11242
Kings County (646) 960-3451
DANIEL JEROME SCHWARZ LMSW
Social Worker
26 COURT ST STE 409
BROOKLYN, NY 11242
Kings County (212) 405-2685
ARIEL SARAH HURLEY LCSW
Social Worker (Clinical)
26 COURT ST STE 409
BROOKLYN, NY 11242
Kings County (929) 470-3035
COBBLESTONE PSYCHOTHERAPY LCSW P.L.LC.
Social Worker (Clinical)
26 COURT ST STE 409
BROOKLYN, NY 11242
Kings County (609) 473-0383
JOANLIE WASHINGTON
Marriage & Family Therapist
26 COURT ST STE 409
BROOKLYN, NY 11242
Kings County (201) 472-5228
JENNIFER C. PAIGE-SINGH, LCSW, PLLC
Social Worker (Clinical)
26 COURT ST STE 409
BROOKLYN, NY 11242
Kings County (347) 712-6276
ROSA IRENE SANCHEZ
Counselor (Mental Health)
26 COURT ST STE 409
BROOKLYN, NY 11242
Kings County (516) 200-4798
JACKQUELIN MARIE GRANT LP-MHC
Psychologist (Clinical)
26 COURT ST STE 409
BROOKLYN, NY 11242
Kings County (212) 405-2685

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 Osei Psychological Services PLLC's NPI number?

The NPI number for Osei Psychological Services PLLC is 1720855158. It was assigned to this organization in the NPPES registry on December 6, 2023. The provider is doing business as Osei Psychological Services.

Where is Osei Psychological Services PLLC located?

Osei Psychological Services PLLC is located at 26 Court St Ste 409, Brooklyn, NY 11242. The listed phone number is (347) 695-8715.

What is Osei Psychological Services PLLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

When was this NPI record last updated?

The NPPES record for Osei Psychological Services PLLC was last updated on February 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.