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

Mary Elizabeth Claassen, CNM

Individual provider Advanced Practice Midwife · NPI 1881938892

Mary Elizabeth Claassen, CNM is a Certified Nurse Midwife (CNM) in Los Angeles, California. Qualified in 2011, 15 years ago. Practices with Cottage Medical Foundation, a 78-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
15
Licensed in
CA
In the registry since
2012
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

1530 S Olive St
Los Angeles, CA 90015-3023
Phone: (213) 747-6642
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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 2017 (CA)

Record details

NPI number1881938892
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorYes
NPI enumeratedNovember 15, 2012
Last updated in NPPESMarch 23, 2021
Certification dateMarch 23, 2021

Medicare enrollment

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

Medicare specialtyCERTIFIED NURSE MIDWIFE (CNM)
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Cottage Medical Foundation — 78 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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