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

MS. Joanna Wiederhorn

Individual provider Social Worker · NPI 1679908594

MS. Joanna Wiederhorn is a Social Worker in New York, New York. Practices as a sole proprietor and works from 2 locations. Registered with an NPI since 2013.

In the registry since
2013

Practice location Address checks out

139 Fulton St Rm 901
New York, NY 10038-2531
Phone: (646) 379-5433
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 63 French King Hwy, Greenfield, MA 01301-1337 — (413) 775-4740

Specialties & licences

Social Worker (primary) Taxonomy 104100000X

Record details

NPI number1679908594
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedSeptember 10, 2013
Last updated in NPPESJuly 21, 2022

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