Barry Keith Knezek, M.D.

Primary specialty

SpecialistTaxonomy code 174400000X

License

J2134 Issued in TX

Practice address

12740 Hillcrest Rd Ste 175
Dallas, TX 75230-2164

Phone

(972) 233-9961

Fax

(866) 561-3160

NPI assigned

Apr 10, 2007

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

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1176163200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767830400000",
    "number": "1447473541",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "12740 HILLCREST RD STE 175",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752302164",
            "telephone_number": "972-233-9961",
            "fax_number": "866-561-3160"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "12740 HILLCREST RD STE 175",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752302164",
            "telephone_number": "972-233-9961",
            "fax_number": "866-561-3160"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KNEZEK",
        "first_name": "BARRY",
        "middle_name": "KEITH",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-04-10",
        "last_updated": "2026-01-08",
        "certification_date": "2026-01-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "",
            "desc": "Specialist",
            "state": "TX",
            "license": "J2134",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Specialist in Dallas, TX
• Providers in Dallas, TX by specialty
• Specialist in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 8, 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.