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

Mrs. Margaret Sharlene O'Neill, RD, CDE

Individual provider Registered Dietitian · NPI 1316006950

Mrs. Margaret Sharlene O'Neill, RD, CDE is a Registered Dietitian in Cranston, Rhode Island. Licensed in Rhode Island. Registered with an NPI since 2006.

Licensed in
RI
In the registry since
2006
Specialties on file
2
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
CDE — Certified Diabetes Educator
Teaches people to manage diabetes day to day.

See every abbreviation used in this directory →

Practice location Address may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

1145 Reservoir Ave
Cranston, RI 02820
Phone: (401) 228-6010
Fax: (401) 228-6010

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X
Registered Dietitian Taxonomy 133V00000X · Licence 104 (RI)

Record details

NPI number1316006950
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , CDE
Sole proprietorNo
NPI enumeratedDecember 8, 2006
Last updated in NPPESAugust 27, 2013

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