Quyen Dao, DDS

Primary specialty

DentistTaxonomy code 122300000X

License

0401410266 Issued in VA

Practice address

3000 Annandale Rd # 106
Falls Church, VA 22042-2730

Phone

(703) 204-1771

Fax

(703) 204-4797

NPI assigned

Nov 1, 2006

Last updated

Feb 12, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Quyen Dao, DDS, PLLC

  • General Practice Dentistry
  • Falls Church, VA
  • NPI 1841464047
  Authorized official Same address or phone
• Annandale Diamond Dental

  dba Healthy Smiles Dental

  • General Practice Dentistry
  • Falls Church, VA
  • NPI 1962133769
  NPD

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

{
    "created_epoch": "1162339200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770854400000",
    "number": "1346327269",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3000 ANNANDALE RD # 106",
            "city": "FALLS CHURCH",
            "state": "VA",
            "postal_code": "220422730",
            "telephone_number": "703-204-1771",
            "fax_number": "703-204-4797"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3000 ANNANDALE RD # 106",
            "city": "FALLS CHURCH",
            "state": "VA",
            "postal_code": "220422730",
            "telephone_number": "703-204-1771",
            "fax_number": "703-204-4797"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DAO",
        "first_name": "QUYEN",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-11-01",
        "last_updated": "2026-02-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "VA",
            "license": "0401410266",
            "primary": true
        },
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "MD",
            "license": "13013",
            "primary": false
        },
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "DC",
            "license": "DEN1000165",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "04014688",
            "state": "VA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Margaret Dang
• Nu Thi Dang, DDS
• Thao P. Dang, M.D.
• Daniel Poth, O.D. and Associates, P.C. (Visionworks Doctors of Optometry)
• Peter A Danton, MD
• Marjan F Darab, PA
• Jessica Eve Darden, DO
• Frances A Dargan, CSFA
• Mary Catherine Darr, PT
• Hitarth Shailesh Dave, M.D.

• Dentist in Falls Church, VA
• Providers in Falls Church, VA by specialty
• Dentist in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.