Ildefonso J Mas Jr., MD

Primary specialty

Cardiovascular Disease PhysicianTaxonomy code 207RC0000X

License

ME0049087 Issued in FL

Practice address

3181 Coral Way
5TH Floor
Miami, FL 33145

Phone

(305) 858-3494

Fax

(786) 497-2725

NPI assigned

Feb 9, 2006

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 1

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

Specialty

Cardiovascular Disease (Cardiology)Also: Internal Medicine

Education

Other, 1981

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Mas Cardiology Group IncGroup PAC ID 7416938428, 2 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Mas Cardiology Group Inc

  • Cardiovascular Disease Physician
  • Miami, FL
  • NPI 1427116045
  Medicare reassignment Care Compare group NPD Authorized official
• Mas Medical Group Inc

  • Internal Medicine Physician
  • Miami, FL
  • NPI 1053479675

  Cardiovascular Disease

  Medicare reassignment NPD
• Miami Cardiovascular Services LLC

  • Cardiovascular Disease Physician
  • Coral Gables, FL
  • NPI 1821237892
  NPD (past) Authorized official
• Mercy Medical Development Inc

  • Diagnostic Radiology Physician
  • Miami, FL
  • NPI 1992787576
  NPD (past)
• Oncology Hematology Radiation Care LLC

  • Hematology & Oncology Physician
  • Miami, FL
  • NPI 1083681837
  NPD (past)

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

{
    "created_epoch": "1139443200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1184697195",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3181 CORAL WAY",
            "address_2": "5TH FLOOR",
            "city": "MIAMI",
            "state": "FL",
            "postal_code": "33145",
            "telephone_number": "305-858-3494",
            "fax_number": "786-497-2725"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3181 CORAL WAY",
            "address_2": "5TH FLOOR",
            "city": "MIAMI",
            "state": "FL",
            "postal_code": "33145",
            "telephone_number": "305-858-3494",
            "fax_number": "786-497-2725"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAS",
        "first_name": "ILDEFONSO",
        "middle_name": "J",
        "name_suffix": "Jr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-09",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "FL",
            "license": "ME0049087",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "47047300",
            "state": "FL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Mas Vida Medical Center Corp
• Lien Mas Zurita
• Alexandra Yvette Mas, LMFT
• Amanda Mas
• Claudia Mas
• Leticia Mas
• Luis L. Mas, M.D.
• Madeleen M Mas, MD
• Nicole Elena Mas, APRN
• Nina Cecilia Mas, PT, DPT

• Cardiovascular Disease Physician in Miami, FL
• Providers in Miami, FL by specialty
• Cardiovascular Disease Physician in Florida

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