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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. BARRIE M SEIDMAN MSW
NPI 1447224308
Social Worker in Washington, DC

Active since February 15, 2006
2150 PENNSYLVANIA AVE NW, WASHINGTON, DC 20037(202) 741-2900(202) 741-2891 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Barrie M Seidman Msw NPPES

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

MS. BARRIE M SEIDMAN MSW (NPI 1447224308) is an individual social worker in Washington, District Of Columbia and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1447224308
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMS. BARRIE M SEIDMANCredential: MSW
Location Address2150 PENNSYLVANIA AVE NWWashington, DC 20037
Mailing Address2150 Pennsylvania Ave Nw, Ste 10-409aWashington, DC 20037 · (202) 741-3398 · Fax (202) 714-3396
Phone(202) 741-2900
Fax(202) 741-2891
Sole ProprietorNo
Enumeration DateFebruary 15, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1447224308 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
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.
2150 PENNSYLVANIA AVE NW, Washington, DC 20037
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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.

LEI DU LYNN M.D.
Internal Medicine
2150 PENNSYLVANIA AVE NW, SUITE 5-416
WASHINGTON, DC 20037
District of Columbia (202) 741-2574
NIRAJ RAJU GOWDA MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. ELLEN CURTIN MURPHY MD
Obstetrics & Gynecology (Obstetrics)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
DR. CHRISTOPHER DAVID BADGER MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. MONICA MARIA MANRIQUE CASTRILLON MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. STEVEN JOSEPH RALSTON MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
ROBERT STEVEN SIEGEL M.D.
Internal Medicine (Hematology & Oncology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3333
JAMES DAVID KATZ M.D.
Internal Medicine (Rheumatology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2222

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 Barrie Seidman's NPI number?

The NPI number for Barrie Seidman is 1447224308. It was assigned to this individual provider in the NPPES registry on February 15, 2006.

Where is Barrie Seidman located?

Barrie Seidman practices at 2150 Pennsylvania Ave NW, Washington, DC 20037. The listed phone number is (202) 741-2900.

What is Barrie Seidman'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 Barrie Seidman was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 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.