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

Arianna Patricia Stein, CNM

Individual provider Advanced Practice Midwife · NPI 1699840132

Arianna Patricia Stein, CNM is a Certified Nurse Midwife (CNM) in Newton, Massachusetts. Qualified in 2000, 26 years ago. Practices with Mass General Brigham Medical Group Suburban Massachusetts Inc, a 532-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
26
Licensed in
MA
In the registry since
2006
What do these letters mean?
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

2014 Washington St
Newton, MA 02462-1699
Phone: (617) 243-6000
Show map & directions

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

Additional practice locations (2)

  • 75 Francis St, Boston, MA 02115-6110 — (671) 732-5500
  • 330 Mount Auburn St, Cambridge, MA 02138-5502 — (617) 492-3500

Specialties & licences

Advanced Practice Midwife (primary) Taxonomy 367A00000X · Licence 242841 (MA)

Record details

NPI number1699840132
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedNovember 21, 2006
Last updated in NPPESJune 30, 2022
Certification dateJune 30, 2022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED NURSE MIDWIFE (CNM)
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Mass General Brigham Medical Group Suburban Massachusetts Inc — 532 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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