Brian K Macgillivray, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

M3304 Issued in TX

Practice address

19054 Stone Oak Pkwy Ste 102
San Antonio, TX 78258-3460

Phone

(210) 447-9275

Fax

(210) 447-9279

NPI assigned

Nov 25, 2005

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other identifiers 2

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

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.

• Hondo Emergency Physicians PLLC

  • Emergency Medicine Physician
  • Hondo, TX
  • NPI 1659383685
  NPD (past)
• Leading Edge Emergency Physicians, Inc

  • Emergency Medicine Physician
  • San Antonio, TX
  • NPI 1003165259
  NPD (past)
• River City Emergency Physicians, PLLC

  • Emergency Medicine Physician
  • San Antonio, TX
  • NPI 1164645297
  NPD (past)
• Step Emergency Physicians

  • Emergency Medicine Physician
  • Floresville, TX
  • NPI 1609826460
  NPD (past)
• Texas Em-1 Medical Services, PA

  • Physician Assistant
  • Texarkana, TX
  • NPI 1558314062
  NPD (past)
• Texas Emergency Room Services PA

  • Emergency Medicine Physician
  • Del Rio, TX
  • NPI 1447200696
  NPD (past)
• Texas Emergency Room Services, PA

  • Emergency Medicine Physician
  • Hondo, TX
  • NPI 1275584781
  NPD (past)

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

{
    "created_epoch": "1132876800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757289600000",
    "number": "1851374623",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "19054 STONE OAK PKWY STE 102",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782583460",
            "telephone_number": "210-447-9275",
            "fax_number": "210-447-9279"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "19054 STONE OAK PKWY STE 102",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782583460",
            "telephone_number": "210-447-9275",
            "fax_number": "210-447-9279"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MACGILLIVRAY",
        "first_name": "BRIAN",
        "middle_name": "K",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-11-25",
        "last_updated": "2025-09-08",
        "certification_date": "2025-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "TX",
            "license": "M3304",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "TX",
            "license": "M3304",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "8AH273",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "179874604",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Raul Armando Macchia, DNP
• Donald L. Macdonald, LCSW
• James Christopher Macdonald, MD
• Sara Macdonald, RD
• Anmarie Macfarland, D.V.M.
• Theresa Christine Macgregor
• Andre Mach, PHARM. D.
• Daeme Machado
• Marisa V. Machado, COTA
• Migdalia Machado, DO

• Family Medicine Physician in San Antonio, TX
• Providers in San Antonio, TX by specialty
• Family Medicine Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.