Individual provider Active NPI

Tonya Barnwell, CMA

  • Medical Physician Assistant
  • Dayton, TN
National Provider Identifier
1245117019
Registry record updated Aug 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Physician AssistantTaxonomy code 363AM0700X
Practice address
4589 Rhea County Hwy
Dayton, TN 37321-6076
Phone
(423) 428-9550
Fax
(423) 428-9551
NPI assigned
Aug 21, 2025
Sex
Female
Sole proprietor
No

Organizations & group practices 1

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.

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
Certified Medical Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Generations Health Association, Inc. PastSince Aug 25, 2025 Accepting new patients

Specialties & licenses 1

NPPES NPI Registry
Specialty (taxonomy)CodeLicenseStatePrimary
Medical Physician Assistant 363AM0700X Primary

Addresses

NPPES NPI Registry

Primary practice location

4589 Rhea County Hwy
Dayton, TN 37321-6076

Mailing address

4589 Rhea County Hwy
Dayton, TN 37321-6076
Phone (423) 428-9550

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Aug 21, 2025.

{
    "created_epoch": "1755734400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755734400000",
    "number": "1245117019",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4589 RHEA COUNTY HWY",
            "city": "DAYTON",
            "state": "TN",
            "postal_code": "373216076",
            "telephone_number": "423-428-9550",
            "fax_number": "423-428-9551"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4589 RHEA COUNTY HWY",
            "city": "DAYTON",
            "state": "TN",
            "postal_code": "373216076",
            "telephone_number": "423-428-9550",
            "fax_number": "423-428-9551"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BARNWELL",
        "first_name": "TONYA",
        "credential": "CMA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-08-21",
        "last_updated": "2025-08-21",
        "certification_date": "2025-08-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Dayton, TN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 21, 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.