John D Walker, CAC II

Primary specialty

Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X

License

3544-R Issued in GA

Practice address

3543 Highway 81 # 201
Loganville, GA 30052-4336

Phone

(770) 580-1988

NPI assigned

May 11, 2026

Last updated

May 11, 2026By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

State licenses

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

{
    "created_epoch": "1778457600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778457600000",
    "number": "1720916661",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1120 STONECREEK BND",
            "city": "MONROE",
            "state": "GA",
            "postal_code": "306556637",
            "telephone_number": "770-580-1988"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3543 HIGHWAY 81 # 201",
            "city": "LOGANVILLE",
            "state": "GA",
            "postal_code": "300524336",
            "telephone_number": "770-580-1988"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALKER",
        "first_name": "JOHN",
        "middle_name": "D",
        "name_prefix": "Mr.",
        "credential": "CAC II",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2026-05-11",
        "last_updated": "2026-05-11",
        "certification_date": "2026-05-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "GA",
            "license": "3544-R",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Julia J Waller, LCSW

• Addiction (Substance Use Disorder) Counselor in Loganville, GA
• Providers in Loganville, GA by specialty
• Addiction (Substance Use Disorder) Counselor in Georgia

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