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

Irina Firstein, CSW

Individual provider Clinical Social Worker · NPI 1891965604

Irina Firstein, CSW is a Clinical Social Worker in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2008

Practice location Address checks out

370 Lexington Ave Rm 514
New York, NY 10017-6593 Not confirmed with CMS for 18 years — call before visiting
Phone: (212) 953-1388
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence R031662-1 (NY)

Record details

NPI number1891965604
Entity typeIndividual (Type 1)
GenderFemale
Credentials CSW
Sole proprietorYes
NPI enumeratedMarch 7, 2008
Last updated in NPPESMarch 7, 2008

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