Individual provider Active NPI

Johana Beatriz Castro Wagner, M.D

  • Pediatric Allergy/Immunology Physician
  • Largo, FL
National Provider Identifier
1003175126
Registry record updated Aug 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Allergy/Immunology PhysicianTaxonomy code 2080P0201X
License
ME124372 Issued in FL
Practice address
11200 Seminole Blvd Ste 310
Largo, FL 33778-3239
Phone
(727) 397-8557
Fax
(727) 397-4459
NPI assigned
May 9, 2012
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 10, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Allergy/Immunology Physician 2080P0201X ME124372 FL Primary

Addresses

Primary practice location

11200 Seminole Blvd Ste 310
Largo, FL 33778-3239

Mailing address

1800 Dr Martin Luther King Jr St N
St Petersburg, FL 33704-4222
Phone (727) 865-4288

Other practice location 1

601 4th St S
#4008
St Petersburg, FL 33701-4801
Phone (727) 553-1258

Other identifiers 2

IdentifierTypeStateIssuer
DQI18OtherFLBCBS
020623000MedicaidFL

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address jcastrowagner353022@direct.tgh.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in FL
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

Enrollment IDStateProvider typePAC IDDetails
I20170811003077 FL Practitioner - Allergy/Immunology 2466723218 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Allergy/Immunology
Education
Other, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

11200 Seminole Blvd
Suite 310
Largo, FL 33778-3239
Phone (727) 397-8557

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
University Medical Service Association Inc CurrentSince Apr 15, 2025 Accepting new patients
University Medical Service Association Inc CurrentSince Apr 15, 2025 Accepting new patients
University Medical Service Association Inc Current Accepting new patients
Tampa General Hospital Current Accepting new patients
Florida Pediatric Associates, LLC CurrentSince Jun 22, 2020 Accepting new patients
Florida Pediatric Associates LLC CurrentSince Jun 22, 2020 Accepting new patients

Locations

11200 Seminole Blvd
Ste 310
Largo, FL 33778
Phone (727) 397-8557

1800 Dr Martin Luther King St N
St Petersburg, FL 33704
Phone (727) 821-2121

4202 E Fowler Ave
Stop SHS100
Tampa, FL 33620
Phone (813) 974-2331

Interoperability endpoints

  • FHIR API: https://fhir4.healow.com/fhir/r4/DDDHAD/Endpoint/DDDHAD
  • Direct secure messaging: jcastrowagner353022@direct.tgh.org
  • FHIR API: https://epicproxy.et0761.epichosted.com/FHIRProxy/api/FHIR/R4/

Organizations & group practices 6

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1336521600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786320000000",
    "number": "1003175126",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1800 DR MARTIN LUTHER KING JR ST N",
            "city": "ST PETERSBURG",
            "state": "FL",
            "postal_code": "337044222",
            "telephone_number": "727-865-4288"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11200 SEMINOLE BLVD STE 310",
            "city": "LARGO",
            "state": "FL",
            "postal_code": "337783239",
            "telephone_number": "727-397-8557",
            "fax_number": "727-397-4459"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "601 4th St S",
            "address_2": "#4008",
            "address_purpose": "LOCATION",
            "city": "St Petersburg",
            "state": "FL",
            "postal_code": "337014801",
            "country_code": "US",
            "telephone_number": "727-553-1258",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CASTRO WAGNER",
        "first_name": "JOHANA",
        "middle_name": "BEATRIZ",
        "name_prefix": "Dr.",
        "credential": "M.D",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2012-05-09",
        "last_updated": "2026-08-10",
        "certification_date": "2026-08-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0201X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Allergy/Immunology",
            "state": "FL",
            "license": "ME124372",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "DQI18",
            "state": "FL"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "020623000",
            "state": "FL"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "jcastrowagner353022@direct.tgh.org",
            "affiliation": "N",
            "address_1": "601 4th St S",
            "address_2": "#4008",
            "city": "St Petersburg",
            "state": "FL",
            "country_code": "US",
            "postal_code": "337014801",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Largo, FL

Sources for this page

Verify at the official NPI Registry.