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

Crystal Dawn Oster, CNM

Individual provider Advanced Practice Midwife · NPI 1578626651

Crystal Dawn Oster, CNM is an Advanced Practice Midwife in Santa Rosa, California. Licensed in Arizona and California. Registered with an NPI since 2006.

Licensed in
AZ, CA
In the registry since
2006
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

401 Bicentennial Way
Santa Rosa, CA 95403-2149
Phone: (707) 571-4632
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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 713 (CA)
Advanced Practice Midwife Taxonomy 367A00000X · Licence AP2324 (AZ)

Record details

NPI number1578626651
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedDecember 19, 2006
Last updated in NPPESJuly 8, 2007

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