Individual provider Active NPI

Kathleen M Hargiss, RD

  • Registered Dietitian
  • Seattle, WA
National Provider Identifier
1972654168
Registry record updated Aug 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
DI00001292 Issued in WA
Practice address
1100 9TH Ave
Seattle, WA 98101-2756
Phone
(206) 223-6600
NPI assigned
Jan 15, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 30, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Dietitian 133V00000X DI00001292 WA Primary

Addresses

Primary practice location

1100 9TH Ave
Seattle, WA 98101-2756

Mailing address

1100 Olive Way MSC M4-PA
Seattle, WA 98101-1873
Phone (206) 515-5811

Other practice location 1

10521 Meridian Ave N
Seattle, WA 98133-9509
Phone (206) 548-5850

Other identifiers 5

IdentifierTypeStateIssuer
0039581OtherWALABOR AND INDUSTRIES #
710000125OtherWARAILROAD MEDICARE
US2557101OtherWAAETNA SPECIALIST PIN
8291973MedicaidWA
7783DEOtherWABLUE SHIELD #

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
DI00001292WAMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
Neighborcare Health Current Accepting new patients
Neighborcare Health Past Accepting new patients

Locations

1629 N 45th St
Seattle, WA 98103
Phone (206) 633-3350

10521 Meridian Ave N
Seattle, WA 98133
Phone (206) 296-4990

4400 37th Ave S
Seattle, WA 98118
Phone (206) 296-4650

6020 35th Ave SW
Seattle, WA 98126
Phone (206) 461-6950

12721 30th Ave NE
Ste 101
Seattle, WA 98125
Phone (206) 417-0326

9245 Rainier Ave S
Seattle, WA 98118
Phone (206) 461-6981

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1168819200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788048000000",
    "number": "1972654168",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1100 OLIVE WAY MSC M4-PA",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981011873",
            "telephone_number": "206-515-5811"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1100 9TH AVE",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981012756",
            "telephone_number": "206-223-6600"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "10521 Meridian Ave N",
            "address_purpose": "LOCATION",
            "city": "Seattle",
            "state": "WA",
            "postal_code": "981339509",
            "country_code": "US",
            "telephone_number": "206-548-5850",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HARGISS",
        "first_name": "KATHLEEN",
        "middle_name": "M",
        "credential": "RD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-01-15",
        "last_updated": "2026-08-30",
        "certification_date": "2024-03-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "WA",
            "license": "DI00001292",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LABOR AND INDUSTRIES #",
            "identifier": "0039581",
            "state": "WA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "710000125",
            "state": "WA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AETNA SPECIALIST PIN",
            "identifier": "US2557101",
            "state": "WA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "8291973",
            "state": "WA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE SHIELD #",
            "identifier": "7783DE",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Seattle, WA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 30, 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.