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

Rebecca Marie Sleeper, RN

Individual provider Oncology Registered Nurse · NPI 1780517326

Rebecca Marie Sleeper, RN is an Oncology Registered Nurse in Springfield, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2026
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

175 Glenoak Dr
Springfield, MA 01129-1500
Phone: (413) 231-3244
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Oncology Registered Nurse (primary) Taxonomy 163WX0200X · Licence RN2260398 (MA)

Record details

NPI number1780517326
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedJune 4, 2026
Last updated in NPPESJune 4, 2026
Certification dateJune 4, 2026

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