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

Jason Marx, LCSW

Individual provider Clinical Social Worker · NPI 1194379131

Jason Marx, LCSW is a Clinical Social Worker in New York, New York. Licensed in California and New York. Registered with an NPI since 2019.

Licensed in
CA, NY
In the registry since
2019
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

240 Madison Ave # 10K
New York, NY 10016-2820
Phone: (347) 632-8356
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X (NY)
Psychologist Taxonomy 103T00000X · Licence PSB94028650 (CA)

Record details

NPI number1194379131
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedJuly 29, 2019
Last updated in NPPESSeptember 29, 2025
Certification dateSeptember 29, 2025

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