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

Katharine Pfeiffer, STUDENT

Individual provider Registered Nurse · NPI 1801666375

Katharine Pfeiffer, STUDENT is a Registered Nurse in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2024.

Licensed in
MA
In the registry since
2024

Practice location Address checks out

800 Washington St
Boston, MA 02111-1552
Phone: (617) 636-5000
Show map & directions

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

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence RN2330619 (MA)

Record details

NPI number1801666375
Entity typeIndividual (Type 1)
GenderFemale
Credentials STUDENT
Sole proprietorNo
NPI enumeratedJanuary 5, 2024
Last updated in NPPESJune 4, 2026
Certification dateJune 4, 2026

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