Individual provider Active NPI

Maryann Kay Ruiz, RD

  • Registered Dietitian
  • Seattle, WA
National Provider Identifier
1134940687
Registry record updated Oct 17, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
61259485 Issued in WA
Practice address
Ihdd 1701 NE Columbia Road
Seattle, WA 98195-0001
Phone
(206) 744-9887
NPI assigned
Oct 17, 2024
Last updated
Oct 17, 2024By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 17, 2024

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 61259485 WA Primary

Addresses

Primary practice location

Ihdd 1701 NE Columbia Road
Seattle, WA 98195-0001

Mailing address

PO Box 357920
Seattle, WA 98195-7920
Phone (206) 598-3611

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address mkruiz@uw.edu Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250506002196 WA Practitioner - Registered Dietitian Or Nutrition Professional 6901323666 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
61259485WAMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
The Association of University Physicians CurrentSince Mar 22, 2025 Accepting new patients
University of Washington Past Accepting new patients

Locations

1959 NE Pacific St
Seattle, WA 98195
Phone (206) 598-4333

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1729123200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1729123200000",
    "number": "1134940687",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 357920",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981957920",
            "telephone_number": "206-598-3611",
            "fax_number": "206-598-7815"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "IHDD 1701 NE COLUMBIA ROAD",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981950001",
            "telephone_number": "206-744-9887"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RUIZ",
        "first_name": "MARYANN",
        "middle_name": "KAY",
        "credential": "RD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-10-17",
        "last_updated": "2024-10-17",
        "certification_date": "2024-10-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "WA",
            "license": "61259485",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mkruiz@uw.edu",
            "affiliation": "N",
            "endpointDescription": "Email address",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "Ihdd 1701 NE Columbia Road",
            "city": "Seattle",
            "state": "WA",
            "country_code": "US",
            "postal_code": "981950001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "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 Oct 17, 2024; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.