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

Mrs. Jennie Mastroianni, RNC, MS, NP

Individual provider Obstetrics & Gynecology Nurse Practitioner · NPI 1134137821

Mrs. Jennie Mastroianni, RNC, MS, NP is an Obstetrics & Gynecology Nurse Practitioner in Newton, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
What do these letters mean?
MS — Master of Science
A graduate science degree.
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

2014 Washington St Migs/reproductive Medicine Unit- 2 N
Newton, MA 02462-1607
Phone: (617) 243-5498
Fax: (617) 243-6922
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Nurse Practitioner (primary) Taxonomy 363LX0001X · Licence 143919 (MA)

Record details

NPI number1134137821
Entity typeIndividual (Type 1)
GenderFemale
Credentials RNC , MS , NP
Sole proprietorNo
NPI enumeratedAugust 4, 2006
Last updated in NPPESJuly 8, 2007

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