Organization Active NPI

Cowtown Headache Center and Neurodiagnostics, PLLC

  • Neurology Physician
  • Granbury, TX
National Provider Identifier
1255126272
Registry record updated Apr 14, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurology PhysicianTaxonomy code 2084N0400X
Legal business name
COWTOWN HEADACHE CENTER AND NEURODIAGNOSTICS, PLLC
Practice address
1200 Medical Plaza CT
Granbury, TX 76048-5653
Phone
(817) 592-8427
Fax
(833) 630-0542
NPI assigned
Apr 10, 2025
Last updated
Apr 14, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 14, 2025

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

Authorized official

Name
Dr. Peter Joseph O'Carroll III, MDNPI 1811190812
Title
Owner
Phone
(817) 894-0195

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Neurology Physician 2084N0400X Primary
Clinical Neurophysiology Physician 2084N0600X

Addresses

Primary practice location

1200 Medical Plaza CT
Granbury, TX 76048-5653

Mailing address

7001 Trail Bluff CT
Granbury, TX 76048-6668
Phone (817) 894-0195

Other practice location 1

4055 International Plz Ste 660
Fort Worth, TX 76109-4874
Phone (817) 592-8427

National Provider Directory

National Provider Directory

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/25861/brand/1/csg/1/fhir/r4

Practitioners & affiliated clinicians

Practitioners 2

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1744243200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1744588800000",
    "number": "1255126272",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7001 TRAIL BLUFF CT",
            "city": "GRANBURY",
            "state": "TX",
            "postal_code": "760486668",
            "telephone_number": "817-894-0195"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1200 MEDICAL PLAZA CT",
            "city": "GRANBURY",
            "state": "TX",
            "postal_code": "760485653",
            "telephone_number": "817-592-8427",
            "fax_number": "833-630-0542"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4055 International Plz Ste 660",
            "address_purpose": "LOCATION",
            "city": "Fort Worth",
            "state": "TX",
            "postal_code": "761094874",
            "country_code": "US",
            "telephone_number": "817-592-8427",
            "fax_number": "833-630-0542",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "COWTOWN HEADACHE CENTER AND NEURODIAGNOSTICS, PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-04-10",
        "last_updated": "2025-04-14",
        "certification_date": "2025-04-14",
        "status": "A",
        "authorized_official_last_name": "O'CARROLL",
        "authorized_official_first_name": "PETER",
        "authorized_official_middle_name": "JOSEPH",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "817-894-0195",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_name_suffix": "III",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "2084N0600X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Clinical Neurophysiology",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Granbury, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 14, 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.