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

Mrs. Joan O'Leary, LCSW

Individual provider Clinical Social Worker · NPI 1285858183

Mrs. Joan O'Leary, LCSW is a Clinical Social Worker in Millburn, New Jersey. Practices as a sole proprietor. 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.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

407 Essex St
Millburn, NJ 07041-1316
Phone: (973) 376-7515
Fax: (908) 276-1209
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

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 44SC01341300 (NJ)

Record details

NPI number1285858183
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedApril 12, 2007
Last updated in NPPESJuly 8, 2007

Other providers in Millburn