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

Maria Openshaw, RN, CNM

Individual provider Registered Nurse · NPI 1679970719

Maria Openshaw, RN, CNM is a Registered Nurse in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2014.

Licensed in
MA
In the registry since
2014
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.
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.

See every abbreviation used in this directory →

Practice location Address checks out

850 Harrison Ave Yacc 4
Boston, MA 02118-4001
Phone: (617) 414-2000
Fax: (617) 414-5798
Show map & directions

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

Specialties & licences

Advanced Practice Midwife (primary) Taxonomy 367A00000X · Licence RN2295911 (MA)
Registered Nurse Taxonomy 163W00000X · Licence RN2295911 (MA)

Record details

NPI number1679970719
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , CNM
Sole proprietorNo
NPI enumeratedDecember 3, 2014
Last updated in NPPESJanuary 6, 2015

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