Calvin Duy Dao, MD

Primary specialty

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

Practice address

11937 US Highway 271
Tyler, TX 75708-3154

Phone

(903) 877-7200

NPI assigned

May 10, 2025

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: cdao1347739@ahs.direct-ci.com
• Direct secure messaging: cdao589418@christushealth.direct-ci.net

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

{
    "created_epoch": "1746835200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1746835200000",
    "number": "1831989094",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3710 BEVERLY LN",
            "city": "ARLINGTON",
            "state": "TX",
            "postal_code": "760153821"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11937 US HIGHWAY 271",
            "city": "TYLER",
            "state": "TX",
            "postal_code": "757083154",
            "telephone_number": "903-877-7200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DAO",
        "first_name": "CALVIN",
        "middle_name": "DUY",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-05-10",
        "last_updated": "2025-05-10",
        "certification_date": "2025-05-10",
        "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": []
}

• Tracey Rochelle Daniels, COTA, LVN
• William Douglas Daniels, MD
• Guy O Danielson III, M.D.
• Lesa Danley, LCDC
• David Danly, MD
• Letha E Darlin - Reynolds, PHARM. D
• Shamaya Darnell, PTA
• Demi Darr, BCBA, MA
• Kelvin S Darr, LPC, LADAC
• Jessica S Dasch, MD

• Student in an Organized Health Care Education/Training Program in Tyler, TX
• Providers in Tyler, TX by specialty
• Student in an Organized Health Care Education/Training Program in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 10, 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.