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

Marianne K Fonseca, RN

Individual provider Behavior Technician · NPI 1154848703

Marianne K Fonseca, RN is a Behavior Technician in Onset, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2017
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

18 Union Ave
Onset, MA 02558
Phone: (508) 295-5232
Fax: (508) 295-5233
Show map & directions

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

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence RN2310908 (MA)
Behavior Technician Taxonomy 106S00000X · Licence 1931 (MA)

Record details

NPI number1154848703
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedAugust 24, 2017
Last updated in NPPESMay 20, 2022
Certification dateMay 20, 2022

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