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

Individual provider Clinical Social Worker · NPI 1396875357

Mr. Jonathan Sibley, LCSW is a Clinical Social Worker in New York, New York. Practices as a sole proprietor and works from 2 locations. Licensed in New Jersey.

Licensed in
NJ
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

352 7th Ave Rm 1604
New York, NY 10001-5012
Phone: (646) 970-3630
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 24 Portland Pl, Montclair, NJ 07042-2822 — (646) 970-3630

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 44SC05329400 (NJ)

Record details

NPI number1396875357
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedMarch 7, 2007
Last updated in NPPESJanuary 18, 2026
Certification dateJanuary 18, 2026

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