Cassandra Willison, CNM
NPI 1043608300 · Advanced Practice Midwife · Greenbank, WA
Cassandra Willison, CNM is a Advanced Practice Midwife provider in Greenbank, WA (NPI 1043608300).
Provider details
- NPI number
- 1043608300
- Entity type
- Individual
- Primary specialty
- Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNM
- Sex
- Female
- Sole proprietor
- No
- License
- AP60533429 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-01-08
- Last updated
- 2015-01-08
Frequently asked questions
- What is Cassandra Willison's NPI number?
- Cassandra Willison's National Provider Identifier (NPI) is 1043608300, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Willison's specialty?
- Cassandra Willison is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cassandra Willison located?
- Cassandra Willison's practice location on file with NPPES is 3455 Old County Rd, Greenbank, WA 98253-9739.
- What is Cassandra Willison's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Willison is (360) 678-3594.
- Is Cassandra Willison's NPI active?
- Yes — Cassandra Willison's NPI (1043608300) is active in the NPPES registry as of the last update on 2015-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.