MRS. OANH D SMITH RN, NP
NPI 1821146663
Nurse Practitioner - Adult Health in Fairfax, VA

Q: What is Oanh Smith's NPI number?

The NPI number for Oanh Smith is 1821146663. It was assigned to this individual provider in the NPPES registry on January 8, 2007. The provider is also known as Mrs. Oanh Thi Duong Rn.

Q: What is Oanh Smith's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Q: When was this NPI record last updated?

The NPPES record for Oanh Smith was last updated on July 30, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since January 08, 2007PECOS Enrolled

4410 SHIRLEY GATE RD, FAIRFAX, VA 22030(703) 205-9452 Get Directions Write a Review

NPPES record last updated: July 30, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

On this page

About Mrs. Oanh D Smith Rn, Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. OANH D SMITH RN, NP (NPI 1821146663) is an individual adult health provider in Fairfax, Virginia, licensed in Virginia (0024097800) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1821146663

Entity TypeIndividualFemale

Primary Taxonomy363LA2200X

Provider Legal NameMRS. OANH D SMITHCredential: RN, NP

Location Address4410 SHIRLEY GATE RDFairfax, VA 22030-5518

Mailing Address6607 Dearborn DrFalls Church, VA 22044-1122 · (703) 881-6597

Phone(703) 205-9452

Sole ProprietorNo

Enumeration DateJanuary 8, 2007

Last NPPES UpdateJuly 30, 2025

NPPES CertifiedJuly 30, 2025

✔ NPI 1821146663 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LA2200X

License✔ Licensed in VA · 0024097800

Also ListedRegistered NurseTaxonomy 163W00000X · License 0001097800 (VA)

4410 SHIRLEY GATE RD, Fairfax, VA 22030

Open in Google Maps ↗

Other Names 1

Other Name (5)Mrs. Oanh Thi Duong Rn

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Oanh D Smith Rn, Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22030 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$100.31 typical visit price

range $65.18 – $194.86

Typical copayment $25.07 (range $16.29 – $48.71)

Most-billed visit code 99203

Established Patient

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Leave this field empty

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

OLUSOLA EDWARDS LPC, LSATP

Counselor (Professional)