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

MS. Margaret M Stone, CMW

Individual provider Midwife · NPI 1730117540

MS. Margaret M Stone, CMW is a Certified Nurse Midwife (CNM) in Bryn Mawr, Pennsylvania. Qualified in 1995, 31 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
31
Licensed in
PA
In the registry since
2006

Practice location Address checks out

918 County Line Rd
Bryn Mawr, PA 19010-2502
Phone: (610) 525-6595
Fax: (610) 525-1846
Show map & directions

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

Specialties & licences

Midwife (primary) Taxonomy 176B00000X · Licence MW008424L (PA)

Record details

NPI number1730117540
Entity typeIndividual (Type 1)
GenderFemale
Credentials CMW
Sole proprietorNo
NPI enumeratedJune 29, 2006
Last updated in NPPESJanuary 3, 2022

Medicare enrollment

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

Medicare specialtyCERTIFIED NURSE MIDWIFE (CNM)
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Bryn Mawr