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

Mrs. Mary Kolesar, LCSW

Individual provider School Social Worker · NPI 1578872271

Mrs. Mary Kolesar, LCSW is a School Social Worker in Mastic Beach, New York. Licensed in New York. Registered with an NPI since 2010.

Licensed in
NY
In the registry since
2010
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 →

Practice location Address checks out

240 Mastic Beach Rd
Mastic Beach, NY 11951-1028
Phone: (631) 874-1103
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

School Social Worker (primary) Taxonomy 1041S0200X · Licence 73074760 (NY)

Record details

NPI number1578872271
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedSeptember 28, 2010
Last updated in NPPESSeptember 28, 2010