Joan Oster, RN,BSN,CDOE
NPI 1942327457 · Diabetes Educator Registered Nurse · Woonsocket, RI
Joan Oster, RN,BSN,CDOE is a Diabetes Educator Registered Nurse provider in Woonsocket, RI (NPI 1942327457).
Provider details
- NPI number
- 1942327457
- Entity type
- Individual
- Primary specialty
- Diabetes Educator Registered NurseNursing Service Providers
- Credential
- RN,BSN,CDOE
- Sex
- Female
- Sole proprietor
- Yes
- License
- 20756 (RI)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joan Oster's NPI number?
- Joan Oster's National Provider Identifier (NPI) is 1942327457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Oster's specialty?
- Joan Oster is listed in the NPPES registry with a primary specialty of Diabetes Educator Registered Nurse (Nursing Service Providers).
- Where is Joan Oster located?
- Joan Oster's practice location on file with NPPES is 186 Cass Ave, Woonsocket, RI 02895-4712.
- What is Joan Oster's phone number?
- The practice phone number listed in the NPPES registry for Joan Oster is (401) 769-9355.
- Is Joan Oster's NPI active?
- Yes — Joan Oster's NPI (1942327457) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.