Margaux De Onaindia

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

Practice address

13123 E 16TH Ave
Aurora, CO 80045-7106

Phone

(720) 777-3846

NPI assigned

Jul 8, 2021

Sex

Female

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 CO

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

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mdeonaindia396368@direct.childrenscolorado.org

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.

• Children'S Hospital Colorado

  • Clinical Social Worker
  • Aurora, CO
  • NPI 1174282776
  NPD

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

{
    "created_epoch": "1625702400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742947200000",
    "number": "1811568165",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "13123 E 16TH AVE",
            "city": "AURORA",
            "state": "CO",
            "postal_code": "800457106",
            "telephone_number": "720-777-3846"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "13123 E 16TH AVE",
            "city": "AURORA",
            "state": "CO",
            "postal_code": "800457106",
            "telephone_number": "720-777-3846"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DE ONAINDIA",
        "first_name": "MARGAUX",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-07-08",
        "last_updated": "2025-03-26",
        "certification_date": "2025-03-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Laurice Michelle De la Rosa, RDH
• Maricruz De la Rosa
• De la Shey Corp
• Valeria Cristina De Las Casas
• Michelle De Nooy, LCSW
• Charles Allen De Pena, M.D.
• Ruben De Rus Martinez
• Catherine Sue De Vilder
• Matthew De Vries
• Sayan De, MD

• Student in an Organized Health Care Education/Training Program in Aurora, CO
• Providers in Aurora, CO by specialty
• Student in an Organized Health Care Education/Training Program in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 26, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.