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

Margaret L Widener, CNM

Individual provider Advanced Practice Midwife · NPI 1063454437

Margaret L Widener, CNM is a Certified Nurse Midwife (CNM) in Boise, Idaho. Qualified in 1996, 30 years ago. Practices with Saint Alphonsus Regional Medical Center Inc, a 673-clinician group and accepts Medicare assignment. Licensed in Idaho.

Years since qualifying
30
Licensed in
ID
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

6140 Curtisian Ave Ste 100
Boise, ID 83704-8880
Phone: (208) 302-1200
Fax: (208) 302-1255
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 CNM30 (ID)

Record details

NPI number1063454437
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedJune 12, 2006
Last updated in NPPESNovember 15, 2016

Medicare enrollment

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

Medicare specialtyCERTIFIED NURSE MIDWIFE (CNM)
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Saint Alphonsus Regional Medical Center Inc — 673 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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