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

Individual provider Clinical Social Worker · NPI 1710425640

Zachary Holtzman-Conston, LCSW is a Clinical Social Worker in New York, New York. Works from 3 locations. Licensed in New York and Pennsylvania.

Licensed in
NY, PA
In the registry since
2017
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

215 E 95th St
New York, NY 10128-4077
Phone: (212) 996-8000
Fax: (212) 423-3127
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 447 Atlantic Ave, Brooklyn, NY 11217-1702 — (718) 858-6300
  • 255 S 17th St, Philadelphia, PA 19103-6231 — (215) 917-6199

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 092944 (NY)
Clinical Social Worker Taxonomy 1041C0700X · Licence 020402 (PA)

Record details

NPI number1710425640
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedFebruary 11, 2017
Last updated in NPPESJuly 27, 2022
Certification dateJuly 27, 2022

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