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

Individual provider Psychologist · NPI 1356111025

Kai Ruderian, PHD is a Psychologist in Boston, Massachusetts. Practices as a sole proprietor. Registered with an NPI since 2024.

In the registry since
2024
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

112 Water St Ste 400
Boston, MA 02109-4211
Phone: (617) 221-3659
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1356111025
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 4, 2024
Last updated in NPPESMay 26, 2026
Certification dateMay 26, 2026

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