Gregory James Ziomek

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

MD2026-0164 Issued in NM

Practice address

3501 Mills Ave FL 6
Austin, TX 78731-6309

Phone

(512) 324-2000

NPI assigned

May 21, 2019

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Electronic endpoints 2

Medicare fee-for-service enrollment

Enrolled in TX, NM2 enrollments

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 2

Specialty

Psychiatry

Education

Other, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Tri-County ClinicalGroup PAC ID 1153502869, 27 clinicians

Unm Medical Group IncGroup PAC ID 4981795267, 1,052 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Dell Seton Med Center at the University of TX Hospital, Austin, TX, CCN 450124
• Ascension Seton Medical Center Austin Hospital, Austin, TX, CCN 450056

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: gregory.ziomek.1@8363.direct.athenahealth.com

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.

• Tri-County Clinical

  • Family Medicine Physician
  • Luling, TX
  • NPI 1336456227
  Medicare reassignment Care Compare group NPD
• Unm Medical Group Inc

  • Multi-Specialty Clinic/Center
  • Albuquerque, NM
  • NPI 1831218627
  Medicare reassignment Care Compare group
• Tri-County Clinical

  • Cardiovascular Disease Physician
  • Austin, TX
  • NPI 1588971477
  NPD

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

• Ascension Seton

  • General Acute Care Hospital
  • Austin, TX
  • NPI 1093810327
  Care Compare affiliation
• Ascension Seton

  • General Acute Care Hospital
  • Austin, TX
  • NPI 1164526786
  Care Compare affiliation

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

{
    "created_epoch": "1558396800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780272000000",
    "number": "1356908776",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "800 BRADBURY DR SE STE 116",
            "city": "ALBUQUERQUE",
            "state": "NM",
            "postal_code": "871064310"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3501 MILLS AVE FL 6",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787316309",
            "telephone_number": "512-324-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1 University Of New Mexico",
            "address_purpose": "LOCATION",
            "city": "Albuquerque",
            "state": "NM",
            "postal_code": "871310001",
            "country_code": "US",
            "telephone_number": "505-272-2237",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZIOMEK",
        "first_name": "GREGORY",
        "middle_name": "JAMES",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-05-21",
        "last_updated": "2026-06-01",
        "certification_date": "2026-06-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "NM",
            "license": "MD2026-0164",
            "primary": true
        },
        {
            "code": "2084P0015X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychosomatic Medicine",
            "state": "TX",
            "license": "U0462",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "UNMH@direct.health.unm.edu",
            "affiliation": "N",
            "address_1": "2211 Lomas Blvd NE",
            "city": "Albuquerque",
            "state": "NM",
            "country_code": "US",
            "postal_code": "871062719",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "UNMMG@direct.health.unm.edu",
            "affiliation": "N",
            "address_1": "800 Bradbury Dr SE ste 116",
            "city": "Albuquerque",
            "state": "NM",
            "country_code": "US",
            "postal_code": "871064310",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

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• Psychiatry Physician in Austin, TX
• Providers in Austin, TX by specialty
• Psychiatry Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.