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

Gemima St Louis, PHD

Individual provider Psychologist · NPI 1972630622

Gemima St Louis, PHD is a Psychologist in Mattapan, 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

255 River St Spark Center-Bmc
Mattapan, MA 02126
Phone: (617) 534-2050
Fax: (617) 534-2057
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 7842 (MA)

Record details

NPI number1972630622
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedFebruary 28, 2007
Last updated in NPPESJuly 8, 2007
Mailing address255 River St, Spark Center-Bmc, Mattapan, MA 02126

Other providers in Mattapan