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BAO-CHAU AUDREY T NGUYEN MD
NPI 1225561772
Family Medicine in Herndon, VA

Active since April 11, 2017PECOS EnrolledAccepts Medicare Assignment
81.28/100
CMS Quality Rating
600 HERNDON PKWY STE 200, HERNDON, VA 20170(703) 464-6094(703) 689-8959 Get Directions Write a Review

NPPES record last updated: March 20, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 20, 2023, May 4, 2022, Aug 14, 2020 and 2 more (5 updates tracked since 2017).

About Bao-chau Audrey T Nguyen Md NPPES

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

BAO-CHAU AUDREY T NGUYEN MD (NPI 1225561772) is an individual family medicine provider in Herndon, Virginia, licensed in Virginia (0101273934) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Washington, and is a graduate of Virginia Commonwealth University, School Of Medicine (2017).

NPPES Registry Identity

NPI1225561772
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameBAO-CHAU AUDREY T NGUYENCredential: MD
Location Address600 HERNDON PKWY STE 200Herndon, VA 20170-5495
Mailing AddressPo Box 37174Baltimore, MD 21297-3174 · (571) 423-5699 · Fax (571) 423-5698
Phone(703) 464-6094
Fax(703) 689-8959
Sole ProprietorNo
Medical School CMSVirginia Commonwealth University, School Of MedicineGraduated 2017
Enumeration DateApril 11, 2017
Last NPPES UpdateMarch 20, 20235 updates tracked since enumeration
NPPES CertifiedMarch 20, 2023
✔ NPI 1225561772 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in VA · 0101273934
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
600 HERNDON PKWY STE 200, Herndon, VA 20170
Open in Google Maps ↗

Secondary Practice Location 1

Location 12150 Pennsylvania Ave NWWashington, DC 20037-3201 · Phone (202) 741-2261

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Bao-chau Audrey T Nguyen Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID446520167
PECOS Enrollment IDI20201016000003, I20220512002241
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.

Medicare Billing Reassignment

Medicare enrollment records show Bao-chau Audrey Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Inova Health Care Services
7.5 mi
Urgent Care
100 MAPLE AVE E
Vienna, VA 22180
  • Reassigned Medicare billing, Virginia and District of Columbia enrollments
  • Also billed through NPI 1669511051 (District of Columbia)
  • 2,379 clinicians in this Medicare group
NPI 1275886418 (703) 938-5300

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20170 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

81.28/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.77
Promoting Interoperability100
Improvement Activities40
Cost66.84

Other Providers at the Same Location NPPES

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

GACHARD JEAN PIERRE PA-C
Physician Assistant
600 HERNDON PKWY STE 200
HERNDON, VA 20170
Fairfax County (703) 464-6094

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Bao-chau Audrey Nguyen's NPI number?

The NPI number for Bao-chau Audrey Nguyen is 1225561772. It was assigned to this individual provider in the NPPES registry on April 11, 2017.

Where is Bao-chau Audrey Nguyen located?

Bao-chau Audrey Nguyen practices at 600 Herndon Pkwy Ste 200, Herndon, VA 20170. The listed phone number is (703) 464-6094.

What is Bao-chau Audrey Nguyen's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Bao-chau Audrey Nguyen enrolled in Medicare?

Yes. Bao-chau Audrey Nguyen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Bao-chau Audrey Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Bao-chau Audrey Nguyen reassigns Medicare benefits to Inova Health Care Services (Vienna, VA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Bao-chau Audrey Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Bao-chau Audrey Nguyen was last updated on March 20, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.