Rene Isaac Diaz Avendano, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

337491 Issued in NY

Practice address

227 Madison St
New York, NY 10002-7537

Phone

(212) 238-7724

NPI assigned

Apr 29, 2022

Reactivated

Mar 9, 2023

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 NY

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

Pediatric Medicine

Education

Other, 2019

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• Healthfirst Medicare Network H5989
• Healthfirst Medicare Network H3359
• Healthfirst Medicare Network H9678
• Healthfirst Medicare Network H1722

Interoperability endpoints

• Direct secure messaging: rdiazavendano2059825@nychhc.direct-ci.com

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.

• New York City Health and Hospitals Corporation

  • Clinic/Center
  • New York, NY
  • NPI 1548208127
  Medicare reassignment NPD
• New York City Health and Hospitals Corporation

  • Clinic/Center
  • Bronx, NY
  • NPI 1003824608
  NPD
• New York City Health and Hospitals Corporation

  • Clinic/Center
  • New York, NY
  • NPI 1538943469
  NPD

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

{
    "created_epoch": "1651190400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752192000000",
    "number": "1548905003",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "201 50TH AVE APT 28L",
            "city": "LONG ISLAND CITY",
            "state": "NY",
            "postal_code": "111015784",
            "telephone_number": "917-587-3206"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "227 MADISON ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100027537",
            "telephone_number": "212-238-7724"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DIAZ AVENDANO",
        "first_name": "RENE",
        "middle_name": "ISAAC",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-04-29",
        "last_updated": "2025-07-11",
        "certification_date": "2025-07-11",
        "deactivation_date": "2023-02-09",
        "reactivation_date": "2023-03-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NY",
            "license": "337491",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Bachir Diarrassouba, LMSW
• Jennifer Melissa Ines Dias
• Renata Alves Dias, DDS
• Sandra I Dias, PH.D.
• Zelda Diatlo
• Naria Diaz CHI, L.AC
• Lourdes Diaz de Villegas, LMSW
• Alejandra Diaz Figueroa, LMSW
• Alicia Nury Diaz Garcia
• Memphis Diaz Garcia, MD

• Pediatrics Physician in New York, NY
• Providers in New York, NY by specialty
• Pediatrics Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 11, 2025; 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.