William Greear Harris, DDS MS

Primary specialty

DentistTaxonomy code 122300000X

License

DS002732 Issued in TN

Practice address

108 Tulsa Rd
Oak Ridge, TN 37830-6601

Phone

(865) 482-7396

Fax

(865) 482-2284

NPI assigned

Nov 4, 2005

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

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Master of Science

State licenses

Practice roles

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.

• William G. Harris,DDS,PC

  • Dentist
  • Oak Ridge, TN
  • NPI 1396167466
  NPD (past) Authorized official

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

{
    "created_epoch": "1131062400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1467443671",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "108 TULSA RD",
            "city": "OAK RIDGE",
            "state": "TN",
            "postal_code": "378306601",
            "telephone_number": "865-482-7396",
            "fax_number": "865-482-2284"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "108 TULSA RD",
            "city": "OAK RIDGE",
            "state": "TN",
            "postal_code": "378306601",
            "telephone_number": "865-482-7396",
            "fax_number": "865-482-2284"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HARRIS",
        "first_name": "WILLIAM",
        "middle_name": "GREEAR",
        "name_prefix": "Dr.",
        "credential": "DDS MS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-04",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "TN",
            "license": "DS002732",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Autumn Hardin, D.C.
• Blake Michael Hardin, D.C.
• Jeminat Ashake Harper, LPN
• Justin Mark Harrell, DO
• Courtney Harris
• Stefanie Harrison, LMT
• Stephen Hopkins Harrison, M.D.
• James Michael Hart II, D.O.
• Rylei Roy Hart, MS, CCC-SLP
• Jo Ann Hasty, LCSW, ACSW, MSW

• Dentist in Oak Ridge, TN
• Providers in Oak Ridge, TN by specialty
• Dentist 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.