Hazelnut Health PLLC
NPI 1558230904 · Registered Dietitian · Vancouver, WA
Hazelnut Health PLLC is a Registered Dietitian organization in Vancouver, WA (NPI 1558230904).
Provider details
- NPI number
- 1558230904
- Entity type
- Organization
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Parent organization
- Hazelnut Health PLLC
- Organization subpart
- Yes
- Authorized official
- Marlene Hillyer, Owner(360) 209-4050
Specialties & taxonomies
Dietary & Nutritional Service Providers
- Nutritionist133N00000X
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-11-03
- Last updated
- 2026-03-18
- Certified
- 2026-03-18
Frequently asked questions
- What is Hazelnut Health PLLC's NPI number?
- Hazelnut Health PLLC's National Provider Identifier (NPI) is 1558230904, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hazelnut Health PLLC?
- Hazelnut Health PLLC is classified in the NPPES registry as Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Hazelnut Health PLLC located?
- Hazelnut Health PLLC's practice location on file with NPPES is 101 E 8th St Ste 110, Vancouver, WA 98660-3294.
- What is Hazelnut Health PLLC's phone number?
- The practice phone number listed in the NPPES registry for Hazelnut Health PLLC is (360) 209-4050.
- Who is the authorized official for Hazelnut Health PLLC?
- The authorized official listed on Hazelnut Health PLLC's NPPES record is Marlene Hillyer, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hazelnut Health PLLC's NPI active?
- Yes — Hazelnut Health PLLC's NPI (1558230904) is active in the NPPES registry as of the last update on 2026-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.