Individual provider Active NPI

Oanh D Smith, RN, NP

  • Adult Health Nurse Practitioner
  • Fairfax, VA
National Provider Identifier
1821146663
Registry record updated Jul 30, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adult Health Nurse PractitionerTaxonomy code 363LA2200X
License
0024097800 Issued in VA
Practice address
4410 Shirley Gate Rd
Fairfax, VA 22030-5518
Phone
(703) 205-9452
NPI assigned
Jan 8, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 30, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 0001097800 VA
Adult Health Nurse Practitioner 363LA2200X 0024097800 VA Primary

Addresses

Primary practice location

4410 Shirley Gate Rd
Fairfax, VA 22030-5518

Mailing address

6607 Dearborn Dr
Falls Church, VA 22044-1122
Phone (703) 881-6597

Other names 1

  • Mrs. Oanh Thi Duong Other name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner, Registered Nurse

State licenses

LicenseStateTypeSpecialty
0001097800VAMDRegistered Nurse
0024097800VAMDAdult Health Nurse Practitioner

NPI Registry JSON

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

{
    "created_epoch": "1168214400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753833600000",
    "number": "1821146663",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6607 DEARBORN DR",
            "city": "FALLS CHURCH",
            "state": "VA",
            "postal_code": "220441122",
            "telephone_number": "703-881-6597"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4410 SHIRLEY GATE RD",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220305518",
            "telephone_number": "703-205-9452"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SMITH",
        "first_name": "OANH",
        "middle_name": "D",
        "name_prefix": "Mrs.",
        "credential": "RN, NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-01-08",
        "last_updated": "2025-07-30",
        "certification_date": "2025-07-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "VA",
            "license": "0001097800",
            "primary": false
        },
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "VA",
            "license": "0024097800",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "OANH",
            "last_name": "DUONG",
            "middle_name": "THI",
            "prefix": "MRS.",
            "credential": "RN",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Fairfax, VA

Sources for this page

Verify at the official NPI Registry.