Individual provider Active NPI

Max Nagle Overton, PHD.

  • Clinical Neuropsychologist
  • Sevierville, TN
National Provider Identifier
1255358057
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical NeuropsychologistTaxonomy code 103G00000X
License
P0000000983 Issued in TN
Practice address
856 Middle Creek Rd
Sevierville, TN 37862-5035
Phone
(865) 428-2193
Fax
(865) 428-2090
NPI assigned
Jul 16, 2006
Last updated
Sep 11, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Neuropsychologist 103G00000X P0000000983 TN Primary
Clinical Psychologist 103TC0700X P0000000983 TN

Addresses

Primary practice location

856 Middle Creek Rd
Sevierville, TN 37862-5035

Mailing address

856 Middle Creek Rd
Sevierville, TN 37862-5035
Phone (865) 428-2193

Other identifiers 1

IdentifierTypeStateIssuer
3685358MedicaidTN

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Philosophy

State licenses

LicenseStateTypeSpecialty
P0000000983TNMDClinical Psychologist

NPI Registry JSON

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

{
    "created_epoch": "1153008000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1255358057",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "856 MIDDLE CREEK RD",
            "city": "SEVIERVILLE",
            "state": "TN",
            "postal_code": "378625035",
            "telephone_number": "865-428-2193",
            "fax_number": "865-428-2090"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "856 MIDDLE CREEK RD",
            "city": "SEVIERVILLE",
            "state": "TN",
            "postal_code": "378625035",
            "telephone_number": "865-428-2193",
            "fax_number": "865-428-2090"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OVERTON",
        "first_name": "MAX",
        "middle_name": "NAGLE",
        "name_prefix": "Dr.",
        "credential": "PHD.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-07-16",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103G00000X",
            "taxonomy_group": "",
            "desc": "Clinical Neuropsychologist",
            "state": "TN",
            "license": "P0000000983",
            "primary": true
        },
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "TN",
            "license": "P0000000983",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3685358",
            "state": "TN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Sevierville, TN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; 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.