Individual provider Active NPI

Sarah Glynn McIlvaine, MS, RD, CNSC

  • Registered Dietitian
  • Mountain Home, TN
National Provider Identifier
1396611331
Registry record updated Oct 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
Practice address
PO Box 4000
Mountain Home, TN 37684-4000
Phone
(423) 926-1171
NPI assigned
Oct 16, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 16, 2025

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 TN Primary

Addresses

Primary practice location

PO Box 4000
Mountain Home, TN 37684-4000

Mailing address

PO Box 4000
Mountain Home, TN 37684-4000
Phone (423) 926-1171

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)
Not enrolled
Credentials
Master of Science

NPI Registry JSON

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

{
    "created_epoch": "1760572800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760572800000",
    "number": "1396611331",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 4000",
            "city": "MOUNTAIN HOME",
            "state": "TN",
            "postal_code": "376844000",
            "telephone_number": "423-926-1171"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "PO BOX 4000",
            "city": "MOUNTAIN HOME",
            "state": "TN",
            "postal_code": "376844000",
            "telephone_number": "423-926-1171"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCILVAINE",
        "first_name": "SARAH",
        "middle_name": "GLYNN",
        "credential": "MS, RD, CNSC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-10-16",
        "last_updated": "2025-10-16",
        "certification_date": "2025-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "TN",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Mountain Home, TN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 16, 2025; 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.