Individual provider Active NPI

John Louks, PH.D., ABMPP

  • Clinical Psychologist
  • Medford, OR
National Provider Identifier
1477569598
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical PsychologistTaxonomy code 103TC0700X
License
1617 Issued in OR
Practice address
2830 Payne Rd
Medford, OR 97504
Phone
(541) 535-7658
NPI assigned
Jul 31, 2006
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 4

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Neuropsychologist 103G00000X 463 WA
Clinical Neuropsychologist 103G00000X 1617 OR
Clinical Psychologist 103TC0700X 463 WA
Clinical Psychologist 103TC0700X 1617 OR Primary

Addresses

Primary practice location

2830 Payne Rd
Medford, OR 97504

Mailing address

2830 Payne Rd
Medford, OR 97504
Phone (541) 535-7658

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)
Not enrolled
Credentials
Doctor of Philosophy

State licenses

LicenseStateTypeSpecialty
463WAMDClinical Neuropsychologist
1617ORMDClinical Psychologist

NPI Registry JSON

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

{
    "created_epoch": "1154304000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1477569598",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2830 PAYNE RD",
            "city": "MEDFORD",
            "state": "OR",
            "postal_code": "97504",
            "telephone_number": "541-535-7658"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2830 PAYNE RD",
            "city": "MEDFORD",
            "state": "OR",
            "postal_code": "97504",
            "telephone_number": "541-535-7658"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LOUKS",
        "first_name": "JOHN",
        "credential": "PH.D., ABMPP",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-07-31",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103G00000X",
            "taxonomy_group": "",
            "desc": "Clinical Neuropsychologist",
            "state": "WA",
            "license": "463",
            "primary": false
        },
        {
            "code": "103G00000X",
            "taxonomy_group": "",
            "desc": "Clinical Neuropsychologist",
            "state": "OR",
            "license": "1617",
            "primary": false
        },
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "WA",
            "license": "463",
            "primary": false
        },
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "OR",
            "license": "1617",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Medford, OR

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.