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

Cassandra Jannsen

Individual provider Psychologist · NPI 1508642711

Cassandra Jannsen is a Psychologist in Worcester, Massachusetts. Registered with an NPI since 2023.

In the registry since
2023
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Practice location Address checks out

335 Chandler St
Worcester, MA 01602-3441
Phone: (508) 791-3261
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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 number1508642711
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedSeptember 4, 2023
Last updated in NPPESSeptember 4, 2023
Certification dateSeptember 4, 2023
Mailing address135 E Main St Apt U1, Westborough, MA 01581-2738

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