Individual provider Active NPI

Alfonso Andres Martinez de Majo, M.D.

  • Internal Medicine Physician
  • Miami, FL
National Provider Identifier
1437946167
Registry record updated Apr 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
TRN43501 Issued in FL
Practice address
1611 NW 12TH Avenue
Miami, FL 33136
Phone
(305) 355-1122
NPI assigned
Apr 24, 2025
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 6, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Internal Medicine Physician 207R00000X TRN43501 FL Primary

Addresses

Primary practice location

1611 NW 12TH Avenue
Miami, FL 33136

Mailing address

1611 NW 12TH Avenue
Miami, FL 33136
Phone (305) 355-1122

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
TRN43501FLMDInternal Medicine Physician

NPI Registry JSON

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

{
    "created_epoch": "1745452800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775433600000",
    "number": "1437946167",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1611 NW 12TH AVENUE",
            "city": "MIAMI",
            "state": "FL",
            "postal_code": "33136",
            "telephone_number": "305-355-1122"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1611 NW 12TH AVENUE",
            "city": "MIAMI",
            "state": "FL",
            "postal_code": "33136",
            "telephone_number": "305-355-1122"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARTINEZ DE MAJO",
        "first_name": "ALFONSO",
        "middle_name": "ANDRES",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-04-24",
        "last_updated": "2026-04-06",
        "certification_date": "2026-04-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "FL",
            "license": "TRN43501",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Miami, FL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 6, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.