Mackenzie Reed Joyce Prendergast, DO

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

0102208422 Issued in VA

Practice address

San Antonio Military Medical Center, McHe-Emr
3551 Roger Brooke Dr
Jbsa-Fort Sam Houston, TX 78234-4504

Phone

(210) 916-4789

NPI assigned

May 2, 2022

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in VA

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 Osteopathy

State licenses

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

{
    "created_epoch": "1651449600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764460800000",
    "number": "1326783671",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3551 ROGER BROOKE DR",
            "city": "JBSA FT SAM HOUSTON",
            "state": "TX",
            "postal_code": "782344504",
            "telephone_number": "210-916-4789"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "SAN ANTONIO MILITARY MEDICAL CENTER, MCHE-EMR",
            "address_2": "3551 ROGER BROOKE DR",
            "city": "JBSA-FORT SAM HOUSTON",
            "state": "TX",
            "postal_code": "782344504",
            "telephone_number": "210-916-4789"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PRENDERGAST",
        "first_name": "MACKENZIE",
        "middle_name": "REED JOYCE",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-05-02",
        "last_updated": "2025-11-30",
        "certification_date": "2025-11-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "VA",
            "license": "0102208422",
            "primary": true
        },
        {
            "code": "171000000X",
            "taxonomy_group": "",
            "desc": "Military Health Care Provider",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208D00000X",
            "taxonomy_group": "",
            "desc": "General Practice",
            "state": "VA",
            "license": "0102208422",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• William Parkinson, MD
• Shane Burr Patterson, M.D.
• Kevin Peterson, DO
• Tiffany N Pitre, DPT, PT
• Rachel Elizabeth Powers, MD
• Ian Prichard, DO, RDCS
• Emily Raetz
• Bryan Christopher Ramsey, MD
• Evan M. Renz, M.D.
• Aitana Rizzo, MD

• Emergency Medicine Physician in Jbsa-Fort Sam Houston, TX
• Providers in Jbsa-Fort Sam Houston, TX by specialty
• Emergency Medicine Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 30, 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.