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

Olivia Horwitz, LMSW

Individual provider Social Worker · NPI 1053142836

Olivia Horwitz, LMSW is a Social Worker in Brooklyn, New York. Practices as a sole proprietor. Licensed in New York.

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

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

99 Powers St Apt 2
Brooklyn, NY 11211-4808
Phone: (914) 806-7698
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 123842 (NY)

Record details

NPI number1053142836
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorYes
NPI enumeratedAugust 12, 2024
Last updated in NPPESAugust 14, 2024
Certification dateAugust 14, 2024

Other providers in Brooklyn