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

Individual provider Clinical Social Worker · NPI 1083922728

Bonnie Starfield Newmark, LCSW is a Clinical Social Worker in New York, New York. Licensed in New York. Registered with an NPI since 2010.

Licensed in
NY
In the registry since
2010
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

53 W 23rd Street 6th Fl
New York, NY 10010 Not confirmed with CMS for 12 years — call before visiting
Phone: (212) 746-7200
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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 081597-1 (NY)

Record details

NPI number1083922728
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedSeptember 15, 2010
Last updated in NPPESMarch 5, 2014

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