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

John M Oleski, PHD

Individual provider Psychologist · NPI 1265641369

John M Oleski, PHD is a Psychologist in Rockland, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2007.

Licensed in
MA
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

100 Ledgewood Pl Ste 202
Rockland, MA 02370-1075
Phone: (781) 871-6550
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 3707 (MA)

Record details

NPI number1265641369
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedMay 22, 2007
Last updated in NPPESJuly 8, 2007
Mailing address399 Marsh St, Belmont, MA 02478-1107

Other providers in Rockland