Individual provider Active NPI

John Patrick McCullough, FNP-C

  • Nurse Practitioner
  • Knoxville, TN
National Provider Identifier
1538854658
Registry record updated Jul 8, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
33790 Issued in TN
Practice address
501 20TH St Ste 503
Knoxville, TN 37916-1832
Phone
(865) 331-4321
Fax
(865) 374-2078
NPI assigned
Apr 5, 2023
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 8, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Nurse Practitioner 363L00000X 33790 TN Primary
Family Medicine Physician 207Q00000X 33790 TN
Family Nurse Practitioner 363LF0000X 33790 TN

Addresses

Primary practice location

501 20TH St Ste 503
Knoxville, TN 37916-1832

Mailing address

1275 Dick Lonas Rd Unit 101
Knoxville, TN 37909-1383
Phone (865) 584-4747

Other identifiers 1

IdentifierTypeStateIssuer
Q082264MedicaidTN

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20230503002283 TN Practitioner - Nurse Practitioner 1658736293 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2023
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Covenant Medical Group IncGroup PAC ID 2860305463, 363 clinicians
Ut Urgent Care Centers, LLCGroup PAC ID 5597015065, 24 clinicians

Practice addresses (Care Compare)

100 Vermont Ave
Oak Ridge, TN 37830-6471
Phone (865) 482-1777

7326 Maynardville Pike
Suite 1500
Knoxville, TN 37938-3717
Phone (865) 925-9065

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
33790TNMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Covenant Medical Group, Inc. Family Medicine CurrentSince Apr 23, 2023 Accepting new patients
Summit Medical Group, PLLC CurrentSince Mar 25, 2024 Accepting new patients
Ut Urgent Care Centers LLC Family Medicine CurrentSince Nov 1, 2025 Accepting new patients
Covenant Medical Group, Inc CurrentSince Apr 23, 2023 Accepting new patients
Summit Medical Group, PLLC Family Medicine CurrentSince Mar 25, 2024 Accepting new patients

Locations

501 20th St
Ste 503
Knoxville, TN 37916
Phone (865) 331-4321

Dept 888179
Knoxville, TN 37995

1400 Centerpoint Blvd
Ste 158
Knoxville, TN 37932

1225 E Weisgarber Rd
Ste 200
Knoxville, TN 37909
Phone (865) 938-3627

7326 Maynardville Pike
Ste 1500
Knoxville, TN 37938
Phone (865) 521-6174

1275 Dick Lonas Rd
Unit 101
Knoxville, TN 37909

111 Clyde St
Loudon, TN 37774
Phone (865) 458-1554

100 Vermont Ave
Oak Ridge, TN 37830
Phone (865) 482-1777

7744 Conner Rd
Powell, TN 37849
Phone (865) 546-9751

1130 Middle Creek Rd
Ste 270
Sevierville, TN 37862
Phone (865) 365-3074

Organizations & group practices 5

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1680652800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783468800000",
    "number": "1538854658",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1275 DICK LONAS RD UNIT 101",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379091383",
            "telephone_number": "865-584-4747"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "501 20TH ST STE 503",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379161832",
            "telephone_number": "865-331-4321",
            "fax_number": "865-374-2078"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCCULLOUGH",
        "first_name": "JOHN",
        "middle_name": "PATRICK",
        "name_prefix": "Mr.",
        "credential": "FNP-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-04-05",
        "last_updated": "2026-07-08",
        "certification_date": "2026-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "TN",
            "license": "33790",
            "primary": true
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "TN",
            "license": "33790",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "TN",
            "license": "33790",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "Q082264",
            "state": "TN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Knoxville, TN

Sources for this page

Verify at the official NPI Registry.