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

Susannah Hanson Flaherty, PSYD

Individual provider Psychologist · NPI 1336564806

Susannah Hanson Flaherty, PSYD is a Psychologist in Waltham, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2014.

Licensed in
MA
In the registry since
2014
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

175 Forest St Michael A Callahan Bldg 2ND Fl
Waltham, MA 02452-4713
Phone: (781) 891-2265
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 9996 (MA)

Record details

NPI number1336564806
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorNo
NPI enumeratedFebruary 20, 2014
Last updated in NPPESOctober 13, 2014
Mailing address175 Forest Street, Michael A. Callahan Building, 2nd Floor, Waltham, MA 02452

Other providers in Waltham