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

Mr. Mark Sichel, LCSW

Individual provider Clinical Social Worker · NPI 1023169430

Mr. Mark Sichel, LCSW is a Clinical Social Worker in New York, New York. Licensed in New York. Registered with an NPI since 2007.

Licensed in
NY
In the registry since
2007
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

420 E 54th St Apt 15A
New York, NY 10022-5179 Not confirmed with CMS for 19 years — call before visiting
Phone: (212) 644-4947
Fax: (212) 644-4948
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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 · Licence R025394-1 (NY)

Record details

NPI number1023169430
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedJanuary 13, 2007
Last updated in NPPESJuly 9, 2007

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