Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Katharine Frances Irvin, LMSW

Individual provider Social Worker · NPI 1003778150

Katharine Frances Irvin, LMSW is a Social Worker in New York, New York. Licensed in New York. Registered with an NPI since 2025.

Licensed in
NY
In the registry since
2025
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

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Practice location Address checks out

2369 2nd Ave
New York, NY 10035-3108
Phone: (212) 876-2300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 129013 (NY)

Record details

NPI number1003778150
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorNo
NPI enumeratedNovember 26, 2025
Last updated in NPPESNovember 26, 2025
Certification dateNovember 26, 2025

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