Ricardo Diaz, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

J0474 Issued in TX

Practice address

5959 Harry Hines Blvd Ste 108
Dallas, TX 75235

Phone

(214) 879-8920

Fax

(214) 879-8927

NPI assigned

Mar 18, 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

Medicare fee-for-service enrollment

Enrolled in TX

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 Medicine

Interoperability endpoints

• Direct secure messaging: ricardo.diaz@ridi.eclinicaldirectplus.com
• FHIR API: https://fhir4.healow.com/fhir/r4/DHICCA/Endpoint/DHICCA

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

{
    "created_epoch": "1142640000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1427017540",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5959 HARRY HINES BLVD STE 108",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "75235",
            "telephone_number": "214-879-8920",
            "fax_number": "214-879-8927"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5959 HARRY HINES BLVD STE 108",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "75235",
            "telephone_number": "214-879-8920",
            "fax_number": "214-879-8927"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DIAZ",
        "first_name": "RICARDO",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-18",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "J0474",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Maria Teresa Diaz, FNP-C
• Mary Ellen Diaz, F.N.P.
• Misty Annette Diaz
• Monica Marie Diaz, M.D.
• Paola Rosario Diaz, OD
• Robert Michael Diaz, MD
• Sawyer Leigh Diaz
• Tulio A Diaz, M.D.
• Arnold Vincent Dibella, M.D.
• Joseph Nicholas Dibello III, MD

• Internal Medicine Physician in Dallas, TX
• Providers in Dallas, TX by specialty
• Internal Medicine Physician in Texas

• 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.