Allergy, Asthma and Immunology Specialists of San Antonio

Primary specialty

Allergy & Immunology PhysicianTaxonomy code 207K00000X

Legal business name

ALLERGY, ASTHMA AND IMMUNOLOGY SPECIALISTS OF SAN ANTONIO

Doing business as

Allergy and Asthma Texas Health

Practice address

21727 Ih 10 W Ste 104
San Antonio, TX 78257-2108

Phone

(210) 899-6856

NPI assigned

Apr 30, 2019

Organization subpart

No

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

Authorized official

Name

Araceli Elizalde, MDNPI 1811174873

Title

Owner

Phone

(210) 899-6856

Specialties & licenses 1

Addresses

Other names 1

• Allergy and Asthma Texas Health Doing business as

Medicare fee-for-service enrollment

Enrolled in TX

Enrollment records 1

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Locations

Subparts reporting this organization as parent 1

Organizations that report themselves as subparts in NPPES and name this organization, in the same state, as their parent.

• Immuno, PA

  • Allergy & Immunology Physician
  • San Antonio, TX
  • NPI 1598543753
  NPPES parent name

Practitioners 3

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Araceli Elizalde, MD

  • Allergy & Immunology Physician
  • San Antonio, TX
  • NPI 1811174873
  Medicare reassignment NPD Authorized official
• Lisa Rene McDonald, DNP, APRN, CPNP

  • Allergy & Immunology Physician
  • San Antonio, TX
  • NPI 1447331277
  Medicare reassignment NPD
• Rebecca Perez, PA-C

  • Medical Physician Assistant
  • San Antonio, TX
  • NPI 1679397855
  Medicare reassignment

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

{
    "created_epoch": "1556582400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1758326400000",
    "number": "1073177440",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "21727 IH 10 W STE 104",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782572108",
            "telephone_number": "210-899-6856",
            "fax_number": "210-750-3056"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "21727 IH 10 W STE 104",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782572108",
            "telephone_number": "210-899-6856"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ALLERGY, ASTHMA AND IMMUNOLOGY SPECIALISTS OF SAN ANTONIO",
        "organizational_subpart": "NO",
        "enumeration_date": "2019-04-30",
        "last_updated": "2025-09-20",
        "certification_date": "2025-09-20",
        "status": "A",
        "authorized_official_last_name": "ELIZALDE",
        "authorized_official_first_name": "ARACELI",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "210-899-6856",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207K00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Allergy & Immunology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Allergy and Asthma Texas Health",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Allergy and Asthma Texas Health",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Timothy P. Allen, O.D.
• Weldon Reese Allen, DO
• Agustin L Allende, PHARMD
• Hector D. Allende, M.D.
• Allergy, Asthma & Immunology Associates of South Texas, P.a.
• Alleviation LLC
• Michelle Catherine Allgood-Welker, LCSW
• Alliance Daycare Center, Inc (N/a)
• Alliance for Wellness Group Professional Association
• Alliance Health Management and Consulting , Inc.

• Allergy & Immunology Physician in San Antonio, TX
• Providers in San Antonio, TX by specialty
• Allergy & Immunology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 20, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• 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.