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

Dr. Hillary Lee Ditmars, PHD

Individual provider Clinical Psychologist · NPI 1326784612

Dr. Hillary Lee Ditmars, PHD is a Clinical Psychologist in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2022.

Licensed in
MA
In the registry since
2022
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

55 Fruit St Ste 6A
Boston, MA 02114-2696
Phone: (617) 724-5600
Fax: (617) 726-5567
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY10001049 (MA)

Record details

NPI number1326784612
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedMay 9, 2022
Last updated in NPPESJune 24, 2025
Certification dateJune 24, 2025

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