Hazelnut Health PLLC

Primary specialty

Registered DietitianTaxonomy code 133V00000X

Legal business name

HAZELNUT HEALTH PLLC

Practice address

101 E 8TH St Ste 110
Vancouver, WA 98660-3294

Phone

(360) 209-4050

NPI assigned

May 13, 2025

Last updated

Aug 26, 2026By the provider in NPPES

Organization subpart

No

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name

Marlene J HillyerNPI 1336442334

Title

Owner

Phone

(360) 209-4050

Specialties & licenses 2

Addresses

Other names 1

• Peachy RD PLLC Former legal business name

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Marlene Hillyer

  • Registered Dietitian
  • Vancouver, WA
  • NPI 1336442334
  Authorized official Same address or phone

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1747094400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1787702400000",
    "number": "1144011958",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8301B 5TH AVE NE",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981154118"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 E 8TH ST STE 110",
            "city": "VANCOUVER",
            "state": "WA",
            "postal_code": "986603294",
            "telephone_number": "360-209-4050"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "HAZELNUT HEALTH PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-05-13",
        "last_updated": "2026-08-26",
        "certification_date": "2026-08-26",
        "status": "A",
        "authorized_official_last_name": "HILLYER",
        "authorized_official_first_name": "MARLENE",
        "authorized_official_middle_name": "J",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "360-209-4050"
    },
    "taxonomies": [
        {
            "code": "133N00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Nutritionist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "133V00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Dietitian, Registered",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Peachy RD PLLC",
            "code": "4",
            "type": "Former Legal Business Name"
        }
    ]
}

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• Hazel Dell Therapeutic Massage
• Hazel Dell Ventures LLC (Prestige Assisted Living at Hazel Dell)
• Diane Hazell
• Brandie Hazelton
• Jessica Ann Hazen, MS, RD, IBCLC
• Xing-Yue He, MD
• Constance Dempsey Head, BA
• Lauren Dempsey Head

• Registered Dietitian in Vancouver, WA
• Providers in Vancouver, WA by specialty
• Registered Dietitian in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 26, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.