John P Williams, MD

Primary specialty

Pediatric Radiology PhysicianTaxonomy code 2085P0229X

License

MD28001 Issued in TN

Practice address

2001 Laurel Ave
Suite N304
Knoxville, TN 37916-1810

Phone

(865) 546-9484

NPI assigned

Jan 23, 2006

Last updated

Jul 13, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Merit-based Incentive Payment System (MIPS)

Final score

79.28 of 100Reported as group

Quality

75.62

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Covenant Health Diagnostic Centers, LLC

  • Physiological Laboratory
  • Knoxville, TN
  • NPI 1255950895
  Medicare reassignment NPD
• Covenant Health Diagnostic Centers, LLC

  • Physiological Laboratory
  • Knoxville, TN
  • NPI 1437886918
  Medicare reassignment NPD
• Vista Radiology, PC.

  • Diagnostic Radiology Physician
  • Knoxville, TN
  • NPI 1386698710
  Medicare reassignment
• Downtown Radiology Inc

  • Mammography Radiologic Technologist
  • Middlesboro, KY
  • NPI 1922035443
  NPD (past)

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

{
    "created_epoch": "1137974400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1659341832",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2001 LAUREL AVE",
            "address_2": "SUITE N304",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379161810",
            "telephone_number": "865-546-9484"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2001 LAUREL AVE",
            "address_2": "SUITE N304",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379161810",
            "telephone_number": "865-546-9484"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "JOHN",
        "middle_name": "P",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-23",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085P0229X",
            "taxonomy_group": "",
            "desc": "Radiology, Pediatric Radiology",
            "state": "TN",
            "license": "MD28001",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3372353",
            "state": "TN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Jennifer Ielene Williams, LMFT
• Jeree Shantell Williams
• Joanna Rife Williams, PH.D.
• John B Williams, MD
• John Joseph Williams
• John Powell Williams IV, PA-C
• John R. Williams, M.D.
• Joshua Williams, PHD
• Joshua Coy Williams, LPC, MHSP
• Juanita Williams

• Pediatric Radiology Physician in Knoxville, TN
• Providers in Knoxville, TN by specialty
• Pediatric Radiology Physician in Tennessee

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; 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.