Gregory Alan Buser, M.D.

Primary specialty

Cardiovascular Disease PhysicianTaxonomy code 207RC0000X

License

K0657 Issued in TX

Practice address

8715 Village Dr Ste 200
San Antonio, TX 78217-5426

Phone

(210) 804-6000

NPI assigned

Jul 20, 2006

Last updated

Jan 13, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

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

Specialty

Cardiac ElectrophysiologyAlso: Cardiovascular Disease (Cardiology), Internal Medicine

Education

Johns Hopkins University School of Medicine, 1986

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

BHS Physicians Network, IncGroup PAC ID 7315019593, 702 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Baptist Medical Center Hospital, San Antonio, TX, CCN 450058
• Baptist Neighborhood Hospital Thousand Oaks Hospital, San Antonio, TX, CCN 670078
• Guadalupe Regional Medical Center Hospital, Seguin, TX, CCN 450104
• Resolute Health Hospital Hospital, New Braunfels, TX, CCN 670098

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: gregory.buser.7@1438.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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• BHS Physicians Network, Inc

  dba Surgical Oncology Associates of South Texas

  • Family Medicine Physician
  • San Antonio, TX
  • NPI 1598958431
  Medicare reassignment Care Compare group NPD
• BHS Physicians Network, Inc

  dba Orthopedic Performance Institute

  • Durable Medical Equipment & Medical Supplies
  • Boerne, TX
  • NPI 1730079286
  NPD
• Heart & Vascular Institute of Texas

  • Cardiovascular Disease Physician
  • San Antonio, TX
  • NPI 1255465308
  NPD

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

• Emerus BHS Sa Thousand Oaks LLC

  dba Baptist Neighborhood Hospital Shavano Park

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1114473329
  Care Compare affiliation
• Emerus BHS Sa Thousand Oaks LLC

  dba Baptist Neighborhood Hospital Converse

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1275235426
  Care Compare affiliation
• Emerus BHS Sa Thousand Oaks LLC

  dba Baptist Neighborhood Hospital Rigsby

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1598560997
  Care Compare affiliation
• Emerus BHS Sa Thousand Oaks, LLC

  dba Baptist Neighborhood Hospital Overlook

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1205189172
  Care Compare affiliation
• Emerus BHS Sa Thousand Oaks, LLC

  dba Baptist Neighborhood Hospital Zarzamora

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1205382413
  Care Compare affiliation
• Emerus BHS Sa Thousand Oaks, LLC

  dba Baptist Neighborhood Hospital Hausman

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1225381197
  Care Compare affiliation
• Emerus BHS Sa Thousand Oaks, LLC

  dba Baptist Neighborhood Hospital Westover Hills

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1477805406
  Care Compare affiliation
• Emerus BHS Sa Thousand Oaks, LLC

  dba Baptist Neighborhood Hospital Schertz

  • General Acute Care Hospital
  • Schertz, TX
  • NPI 1639422504
  Care Compare affiliation
• Emerus BHS Sa Thousand Oaks, LLC

  dba Baptist Neighborhood Hospital

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1669752234
  Care Compare affiliation
• Emerus BHS Sa Thousand Oaks, LLC

  dba Baptist Neighborhood Hospital Kelly

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1841844735
  Care Compare affiliation
• Guadalupe County Hospital Board

  dba Guadalupe Regional Medical Center Cardiology

  • Nursing Care Agency
  • Seguin, TX
  • NPI 1487674727

  Hospital

  Care Compare affiliation
• Guadalupe County Hospital Board

  dba Guadalupe Regional Medical Center

  • General Acute Care Hospital
  • Seguin, TX
  • NPI 1720088123
  Care Compare affiliation

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

{
    "created_epoch": "1153353600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768262400000",
    "number": "1548280407",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 5730",
            "city": "BELFAST",
            "state": "ME",
            "postal_code": "049155700",
            "telephone_number": "210-804-6000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8715 VILLAGE DR STE 200",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782175426",
            "telephone_number": "210-804-6000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1933 NE Loop 410",
            "address_purpose": "LOCATION",
            "city": "San Antonio",
            "state": "TX",
            "postal_code": "782175320",
            "country_code": "US",
            "telephone_number": "210-804-6000",
            "fax_number": "210-804-6069",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BUSER",
        "first_name": "GREGORY",
        "middle_name": "ALAN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-20",
        "last_updated": "2026-01-13",
        "certification_date": "2026-01-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "TX",
            "license": "K0657",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "124940101",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "81211X",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Cathlinn Meghan Busch, LPC
• John A. Busch, LICENSED ORTHOTIST
• Michael Busch, LPC
• Tyler Busch, BCBA
• Meridyth Buschardt, M.D.
• Bernadette Jackson Bush, LCDC
• Cierra Bush, DPT
• David Michael Bush, M.D., PH.D.
• Drummond R Bush, PHD
• Julie Ann Bush, M.S., CCC-SLP

• Cardiovascular Disease Physician in San Antonio, TX
• Providers in San Antonio, TX by specialty
• Cardiovascular Disease Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 13, 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.