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

Organization Clinical Social Worker · NPI 1891200101

Open Source Therapy & Counseling is a Clinical Social Worker in Brooklyn, New York. Works from 3 locations. Licensed in New York.

Licensed in
NY
In the registry since
2017
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Practice location Address checks out

117 Dobbin St Ste 206
Brooklyn, NY 11222-2803
Phone: (347) 309-8548
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 331 Leonard St Fl 1, Brooklyn, NY 11211-2309 — (347) 309-8548
  • 645 Morgan Ave Ste 1, Brooklyn, NY 11222-3709 — (347) 309-8548

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 083877 (NY)

Record details

NPI number1891200101
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Christina Karlowski — Owner · (347) 309-8548
Other names Christina R. Karlowski, Lcsw
NPI enumeratedDecember 8, 2017
Last updated in NPPESMarch 17, 2018
Mailing address645 Morgan Ave Ste 1, Brooklyn, NY 11222-3709

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