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

Jennifer J Williams, CNM

Individual provider Advanced Practice Midwife · NPI 1245448166

Jennifer J Williams, CNM is an Advanced Practice Midwife in Cambridge, Massachusetts. Licensed in Massachusetts and Maine. Registered with an NPI since 2007.

Licensed in
MA, ME
In the registry since
2007
Specialties on file
2
What do these letters mean?
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.

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Practice location Address checks out

330 Mount Auburn St
Cambridge, MA 02138-5502
Phone: (617) 499-5151
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Advanced Practice Midwife (primary) Taxonomy 367A00000X · Licence RN281842 (MA)
Advanced Practice Midwife Taxonomy 367A00000X · Licence CNM212007 (ME)

Record details

NPI number1245448166
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedMay 21, 2007
Last updated in NPPESJanuary 22, 2026
Certification dateJanuary 22, 2026

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