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

Joan D. Oster, RN, BSN, CDOE

Individual provider Diabetes Educator Registered Nurse · NPI 1942327457

Joan D. Oster, RN, BSN, CDOE is a Diabetes Educator Registered Nurse in Woonsocket, Rhode Island. Practices as a sole proprietor. Licensed in Rhode Island.

Licensed in
RI
In the registry since
2007
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
BSN — Bachelor of Science in Nursing
A four-year nursing degree.

See every abbreviation used in this directory →

Practice location Address checks out

186 Cass Ave
Woonsocket, RI 02895-4712
Phone: (401) 769-9355
Fax: (401) 765-1721
Show map & directions

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

Specialties & licences

Diabetes Educator Registered Nurse (primary) Taxonomy 163WD0400X · Licence 20756 (RI)

Record details

NPI number1942327457
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , BSN , CDOE
Sole proprietorYes
NPI enumeratedMarch 22, 2007
Last updated in NPPESJuly 8, 2007

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