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

Mark E O'Connell, PHD

Individual provider Psychologist · NPI 1932364908

Mark E O'Connell, PHD is a Psychologist in Chestnut Hill, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2008
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

161 Waban Hill Rd N
Chestnut Hill, MA 02467-1054
Phone: (617) 630-8303
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 4009 (MA)

Record details

NPI number1932364908
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJuly 18, 2008
Last updated in NPPESJuly 18, 2008
Mailing address161 Waban Hill Rd N, Chestnut Hill, MA 02467-1054

Other providers in Chestnut Hill