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

Cassandra Ruth Willison, CNM

Individual provider Advanced Practice Midwife · NPI 1043608300

Cassandra Ruth Willison, CNM is an Advanced Practice Midwife in Greenbank, Washington. Licensed in Washington. Registered with an NPI since 2015.

Licensed in
WA
In the registry since
2015
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

3455 Old County Rd
Greenbank, WA 98253-9739
Phone: (360) 678-3594
Fax: (360) 678-3783
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 AP60533429 (WA)

Record details

NPI number1043608300
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedJanuary 8, 2015
Last updated in NPPESJanuary 8, 2015