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

Individual provider Social Worker · NPI 1740047356

Jonah J Leykin, LMSW is a Social Worker in Brooklyn, New York. Works from 2 locations. Licensed in New Jersey and New York.

Licensed in
NJ, NY
In the registry since
2024
Specialties on file
2
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

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Practice location Address checks out

1398 Carroll St
Brooklyn, NY 11213-4404
Phone: (718) 208-4780
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3635 Bell Blvd Ste 203, Bayside, NY 11361-2097 — (718) 504-9256

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 44SL07067600 (NJ)
Social Worker Taxonomy 104100000X · Licence 123010 (NY)

Record details

NPI number1740047356
Entity typeIndividual (Type 1)
GenderMale
Credentials LMSW
Sole proprietorNo
NPI enumeratedFebruary 29, 2024
Last updated in NPPESJune 9, 2026
Certification dateJune 9, 2026

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