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

Gregory Kalvin

Individual provider Clinical Social Worker · NPI 1992421374

Gregory Kalvin is a Clinical Social Worker in New York, New York. Licensed in New York. Registered with an NPI since 2022.

Licensed in
NY
In the registry since
2022

Practice location Address checks out

303 5th Ave Rm 1005
New York, NY 10016-6650
Phone: (917) 705-6155
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 117198 (NY)

Record details

NPI number1992421374
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedOctober 17, 2022
Last updated in NPPESOctober 17, 2022
Certification dateOctober 17, 2022

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