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KATHARINE FRANCES IRVIN LMSW
NPI 1003778150
Social Worker in New York, NY

Active since November 26, 2025
2369 2ND AVE, NEW YORK, NY 10035(212) 876-2300 Get Directions Write a Review

NPPES record last updated: November 26, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Katharine Frances Irvin Lmsw NPPES

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

KATHARINE FRANCES IRVIN LMSW (NPI 1003778150) is an individual social worker in New York, New York, licensed in New York (129013) and active in the NPI registry since November 2025.

NPPES Registry Identity

NPI1003778150
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameKATHARINE FRANCES IRVINCredential: LMSW
Location Address2369 2ND AVENew York, NY 10035-3108
Mailing Address200 W 60th St Apt 5dNew York, NY 10023-8504
Phone(212) 876-2300
Sole ProprietorNo
Enumeration DateNovember 26, 2025
NPPES CertifiedNovember 26, 2025
✔ NPI 1003778150 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 · 129013
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.
2369 2ND AVE, New York, NY 10035
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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.

MARIAN SHAFIR-LIDERGOT CASAC-T
Counselor (Addiction (Substance Use Disorder))
2369 2ND AVE
NEW YORK, NY 10035
New York County (212) 876-2300
QUANEISHA BOONE BA
Social Worker
2369 2ND AVE
NEW YORK, NY 10035
New York County (212) 876-2300
REBECCA SEGARRA
Licensed Practical Nurse
2369 2ND AVE
NEW YORK, NY 10035
New York County (212) 876-2300
ALISON AGVENT
Counselor (Addiction (Substance Use Disorder))
2369 2ND AVE
NEW YORK, NY 10035
New York County (212) 876-2300
MS. TAMIKA NICOLE LONDON
Counselor (Mental Health)
2369 2ND AVE
NEW YORK, NY 10035
New York County (212) 876-2300
FRANCESCA CESTRA CASAC-T
Counselor (Addiction (Substance Use Disorder))
2369 2ND AVE
NEW YORK, NY 10035
New York County (212) 876-2300
AMANI QUINTESSENCE HENDERSON
Counselor (Addiction (Substance Use Disorder))
2369 2ND AVE
NEW YORK, NY 10035
New York County (212) 876-2300
JESSICA L HALPERN
Licensed Practical Nurse
2369 2ND AVE
NEW YORK, NY 10035
New York County (212) 876-2300

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 Katharine Irvin's NPI number?

The NPI number for Katharine Irvin is 1003778150. It was assigned to this individual provider in the NPPES registry on November 26, 2025.

Where is Katharine Irvin located?

Katharine Irvin practices at 2369 2nd Ave, New York, NY 10035. The listed phone number is (212) 876-2300.

What is Katharine Irvin'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 Katharine Irvin was last updated on November 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.