Louis G. Johnston, LCDC

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

License

11267 Issued in TX

Practice address

425 N Fredonia St
Longview, TX 75601-6464

Phone

(903) 758-2610

Fax

(903) 758-7081

NPI assigned

Sep 26, 2012

Last updated

Aug 26, 2025By 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

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

{
    "created_epoch": "1348617600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756166400000",
    "number": "1265783633",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1107 E MARSHALL AVE",
            "city": "LONGVIEW",
            "state": "TX",
            "postal_code": "756015602",
            "telephone_number": "903-758-2610",
            "fax_number": "903-758-7081"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "425 N FREDONIA ST",
            "city": "LONGVIEW",
            "state": "TX",
            "postal_code": "756016464",
            "telephone_number": "903-758-2610",
            "fax_number": "903-758-7081"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1107 E Marshall Ave",
            "address_purpose": "LOCATION",
            "city": "Longview",
            "state": "TX",
            "postal_code": "756015602",
            "country_code": "US",
            "telephone_number": "903-758-2610",
            "fax_number": "903-758-7081",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "JOHNSTON",
        "first_name": "LOUIS",
        "middle_name": "G.",
        "credential": "LCDC",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-09-26",
        "last_updated": "2025-08-26",
        "certification_date": "2025-08-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "TX",
            "license": "11267",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Gid Roger Johnson, M.D.
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• Addiction (Substance Use Disorder) Counselor in Longview, TX
• Providers in Longview, TX by specialty
• Addiction (Substance Use Disorder) Counselor in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 26, 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.