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

Mararet M Duffy, RN, BSN, CDE

Individual provider Diabetes Educator Registered Nurse · NPI 1740473388

Mararet M Duffy, RN, BSN, CDE is a Diabetes Educator Registered Nurse in Brockton, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2007.

Licensed in
MA
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.
CDE — Certified Diabetes Educator
Teaches people to manage diabetes day to day.

See every abbreviation used in this directory →

Practice location Address checks out

680 Centre St
Brockton, MA 02302-3308
Phone: (508) 941-7000
Fax: (508) 941-7850
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 204652 (MA)

Record details

NPI number1740473388
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , BSN , CDE
Sole proprietorNo
NPI enumeratedAugust 27, 2007
Last updated in NPPESAugust 27, 2007