Bryan Alexander Fisk, M.D.

Primary specialty

Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X

License

N9854 Issued in TX

Practice address

600 N Union Avenue
New Braunfels, TX 78130-4194

Phone

(830) 606-9111

Fax

(210) 703-0934

NPI assigned

Dec 12, 2006

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

Other identifiers 1

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

Specialty

Critical Care (Intensivists)

Education

University of Texas Medical School at Houston, 1999

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Central Texas Intensivists PLLCGroup PAC ID 8921446345, 20 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Christus Santa Rosa Hospital-San Marcos Hospital, San Marcos, TX, CCN 450272

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/996/brand/1/csg/213/fhir/r4

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.

• Central Texas Intensivists, PLLC

  • Critical Care Medicine (Internal Medicine) Physician
  • San Marcos, TX
  • NPI 1205690765
  Medicare reassignment Care Compare group NPD
• C H Wilkinson Physician Network

  • Family Medicine Physician
  • Irving, TX
  • NPI 1457382947

  Internal Medicine

  Medicare reassignment NPD
• Christus Trinity Clinic Texas

  • Family Medicine Physician
  • Tyler, TX
  • NPI 1285684225

  Internal Medicine

  Medicare reassignment NPD
• Community Medicine Associates

  • Family Medicine Physician
  • San Antonio, TX
  • NPI 1245313329

  Internal Medicine

  Medicare reassignment NPD
• Pulmonary and Critical Care Associates of San Antonio

  • Pulmonary Disease Physician
  • San Antonio, TX
  • NPI 1033877675
  Medicare reassignment NPD
• C H Wilkinson Physician Network

  • Orthopaedic Surgery Physician
  • Corpus Christi, TX
  • NPI 1750826095
  NPD
• Christus Trinity Clinic Texas

  • Rural Health Clinic/Center
  • Winnsboro, TX
  • NPI 1801673165
  NPD
• Palla Rivi de Silva PLLC

  • Pulmonary Disease Physician
  • San Antonio, TX
  • NPI 1770060238
  NPD (past)

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

• Christus Santa Rosa Health Care Corporation

  • General Acute Care Hospital
  • New Braunfels, TX
  • NPI 1114725033
  Care Compare affiliation
• Christus Santa Rosa Health Care Corporation

  • General Acute Care Hospital
  • San Marcos, TX
  • NPI 1447883301
  Care Compare affiliation

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

{
    "created_epoch": "1165881600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773792000000",
    "number": "1679633119",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "919 HIDDEN RDG",
            "city": "IRVING",
            "state": "TX",
            "postal_code": "750383813",
            "telephone_number": "469-282-2711",
            "fax_number": "469-282-0996"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "600 N UNION AVENUE",
            "city": "NEW BRAUNFELS",
            "state": "TX",
            "postal_code": "781304194",
            "telephone_number": "830-606-9111",
            "fax_number": "210-703-0934"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4502 Medical Dr",
            "address_purpose": "LOCATION",
            "city": "San Antonio",
            "state": "TX",
            "postal_code": "782294402",
            "country_code": "US",
            "telephone_number": "210-358-4000",
            "fax_number": "210-358-8002",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FISK",
        "first_name": "BRYAN",
        "middle_name": "ALEXANDER",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-12-12",
        "last_updated": "2026-03-18",
        "certification_date": "2026-03-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "N9854",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "TX",
            "license": "N9854",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "283804701",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• First Priority ER, PLLC
• First Priority Physician Group, PLLC
• Karis Fisher, LCSW
• Keith A Fisher, MD
• Marissa Fisher
• Jenna Khrystyne Fitzgerald
• Jodi L. Flanagan, O.D.
• John R Flanagan III, MD
• Abigail Fletcher
• Itssel Flores Garcia

• Critical Care Medicine (Internal Medicine) Physician in New Braunfels, TX
• Providers in New Braunfels, TX by specialty
• Critical Care Medicine (Internal Medicine) Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 18, 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.