Individual provider Active NPI

Ann Hall Benfield, CRNA

  • Certified Registered Nurse Anesthetist
  • Knoxville, TN
National Provider Identifier
1346213600
Registry record updated Nov 1, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
049474 Issued in TN
Practice address
1924 Alcoa Hwy
U109
Knoxville, TN 37920-1511
Phone
(865) 305-9220
NPI assigned
Feb 8, 2006
Last updated
Nov 1, 2011By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 1, 2011

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 049474 TN Primary
Registered Nurse 163W00000X RN107444 TN

Addresses

Primary practice location

1924 Alcoa Hwy
U109
Knoxville, TN 37920-1511

Mailing address

341 Trane Dr
Knoxville, TN 37919-6053
Phone (865) 588-0880

Other identifiers 2

IdentifierTypeStateIssuer
049474OtherTNCRNA LICENSE
RN107444OtherTNRN LICENSE

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20111122000232 TN Practitioner - Certified Registered Nurse Anesthetist (Crna) 2264606680 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
University of Tennessee, HSC, College of Medicine, 1998
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Resource Anesthesia, P.C.Group PAC ID 1254228141, 71 clinicians

Practice addresses (Care Compare)

256 Fort Sanders W Blvd
Unit 8
Knoxville, TN 37922-3355
Phone (865) 558-4400

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
RN107444TNMDRegistered Nurse
049474TNMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Resource Anesthesia, P.C. Nurse Anesthetist, Certified Registered CurrentSince May 1, 2025 Accepting new patients
University Anesthesiologists, PLLC Nurse Anesthetist, Certified Registered CurrentSince Aug 1, 2002 Accepting new patients
University Anesthesiologists, PLLC Past Accepting new patients

Locations

1600 Accelerator Way
Ste 100
Knoxville, TN 37920
Phone (865) 264-3404

1924 Alcoa Hwy
#U109
Knoxville, TN 37920
Phone (865) 305-9220

256 Fort Sanders West Blvd
Knoxville, TN 37922
Phone (865) 244-4580

256 Fort Sanders West Blvd
Unit 8
Knoxville, TN 37922

341 Trane Dr
Knoxville, TN 37919
Phone (865) 588-0880

550 Fort Loudon Medical Center Dr
#C
Lenoir City, TN 37772

Organizations & group practices 3

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": "1139356800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1320105600000",
    "number": "1346213600",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "341 TRANE DR",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379196053",
            "telephone_number": "865-588-0880"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1924 ALCOA HWY",
            "address_2": "U109",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379201511",
            "telephone_number": "865-305-9220"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BENFIELD",
        "first_name": "ANN",
        "middle_name": "HALL",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-02-08",
        "last_updated": "2011-11-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TN",
            "license": "049474",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "TN",
            "license": "RN107444",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CRNA LICENSE",
            "identifier": "049474",
            "state": "TN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RN LICENSE",
            "identifier": "RN107444",
            "state": "TN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Knoxville, TN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 1, 2011; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.