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

Dr. Diane Willis, PHD

Individual provider Psychologist · NPI 1801937271

Dr. Diane Willis, PHD is a Psychologist in Boston, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

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.

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Practice location Address checks out

82 Marlborough St
Boston, MA 02116-2020
Phone: (978) 578-2704
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 6810 (MA)

Record details

NPI number1801937271
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 9, 2007
Last updated in NPPESJuly 8, 2007
Mailing addressPo Box 16, Wenham, MA 01984-0016

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