Individual provider Active NPI

Austin Wharton Gay, MD

  • Emergency Medicine Physician
  • Dallas, TX
National Provider Identifier
1043898547
Registry record updated Mar 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
U9529 Issued in TX
Practice address
6201 Harry Hines Blvd
Dallas, TX 75390-3901
Phone
(214) 934-4966
NPI assigned
Mar 29, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 10, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X U9529 TX Primary
Medical Toxicology (Emergency Medicine) Physician 207PT0002X U9529 TX

Addresses

Primary practice location

6201 Harry Hines Blvd
Dallas, TX 75390-3901

Mailing address

5323 Harry Hines Blvd
Dallas, TX 75390-7201
Phone (214) 590-5601

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240522000355 TX Practitioner - Emergency Medicine 5193167260 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University of Texas Southwestern Medical Center at DallasGroup PAC ID 0648188250, 3,156 clinicians

Practice addresses (Care Compare)

6201 Harry Hines Blvd
Dallas, TX 75390-9032
Phone (214) 633-5555

Hospital & facility affiliations

  • Ut of Texas Southwestern University Hospital - William P. Clements Jr. Hospital, Dallas, TX, CCN 450044

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
U9529TXMDMedical Toxicology (Emergency Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Texas Southwestern Medical Center at Dallas Emergency Medicine CurrentSince Jul 1, 2024 Accepting new patients
University of Texas Southwestern Medical Center at Dallas Current Accepting new patients
The University of Texas Southwestern Medical Center at Dallas CurrentSince Jul 1, 2024 Accepting new patients

Locations

5201 Harry Hines Blvd
Dallas, TX 75235
Phone (214) 590-1396

6201 Harry Hines Blvd
Dallas, TX 75235
Phone (214) 633-4700

3000 N Interstate 35
Denton, TX 76201
Phone (469) 303-3591

5323 Harry Hines Blvd
Ut Southwest Medical Center, TX 75390

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1616976000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773100800000",
    "number": "1043898547",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5323 HARRY HINES BLVD",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "753907201",
            "telephone_number": "214-590-5601",
            "fax_number": "214-645-0078"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6201 HARRY HINES BLVD",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "753903901",
            "telephone_number": "214-934-4966"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GAY",
        "first_name": "AUSTIN",
        "middle_name": "WHARTON",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-29",
        "last_updated": "2026-03-10",
        "certification_date": "2026-03-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "TX",
            "license": "U9529",
            "primary": true
        },
        {
            "code": "207PT0002X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine, Medical Toxicology",
            "state": "TX",
            "license": "U9529",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Dallas, TX

Sources for this page

Verify at the official NPI Registry.