Ann Marie Britton, FNP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

13681 Issued in TN

Practice address

1924 Alcoa Hwy
Knoxville, TN 37920-1511

Phone

(865) 228-3291

Fax

(865) 305-9616

NPI assigned

Oct 21, 2008

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in TN

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2008

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

University Health System, Inc. 512 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• University Health System, Inc Hospital, Knoxville, TN, CCN 440015

Merit-based Incentive Payment System (MIPS)

Final score

96.48 of 100Reported as apm

Quality

86.23

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

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.

• University Health System, Inc

  • Internal Medicine Physician
  • Knoxville, TN
  • NPI 1790738763

  TN

  Medicare reassignment Care Compare group NPD
• University Health System, Inc.

  • General Acute Care Hospital
  • Knoxville, TN
  • NPI 1538164090
  Care Compare group
• University Health System Inc

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Knoxville, TN
  • NPI 1306609748
  NPD
• University Health System, Inc

  • Neurology Physician
  • Knoxville, TN
  • NPI 1659768778
  NPD
• Inpatient Consultants of Tennessee, P.C.

  • Hospitalist Physician
  • Johnson City, TN
  • NPI 1497704050

  Family

  NPD (past)
• Knoxville Neurology Specialists, PLLC

  • Neurology Physician
  • Knoxville, TN
  • NPI 1720003338
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• University Health System, Inc.

  • General Acute Care Hospital
  • Knoxville, TN
  • NPI 1538164090

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1224547200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761091200000",
    "number": "1093967069",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1924 ALCOA HWY",
            "address_2": "BOX 52",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379206999",
            "telephone_number": "865-228-3291",
            "fax_number": "865-305-9616"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1924 ALCOA HWY",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379201511",
            "telephone_number": "865-228-3291",
            "fax_number": "865-305-9616"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BRITTON",
        "first_name": "ANN",
        "middle_name": "MARIE",
        "credential": "FNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2008-10-21",
        "last_updated": "2025-10-22",
        "certification_date": "2025-10-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "TN",
            "license": "13681",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Brittany I Bristow, PA-C
• Nancy S. Britcher, LCSW
• Rian Michelle Britt
• Sharon Joyce Britt, LPC
• Ashley Brittenum
• Dianne Ruzicka Britton, LCSW,ACSW
• Jacob Britton, DMD
• Rebekah Lauren Britton
• Broadway Senior Center
• Mary Blake Broadway, M.A.

• All providers in Knoxville, TN
• Family Nurse Practitioner in Tennessee

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 22, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.