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DUO XU APRN
NPI 1508645771
Nurse Practitioner - Family in Woodbridge, VA

Active since September 26, 2023PECOS EnrolledAccepts Medicare Assignment
14904 RICHMOND HWY STE 103, WOODBRIDGE, VA 22191(703) 497-4222(703) 492-0164 Get Directions Write a Review

NPPES record last updated: February 7, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 7, 2025, Oct 5, 2023 (2 updates tracked since 2023).

About Duo Xu Aprn NPPES

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

DUO XU APRN (NPI 1508645771) is an individual family provider in Woodbridge, Virginia, licensed in Virginia (0024187682) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS, is affiliated with Sentara Northern Virginia Medical Center, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1508645771
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameDUO XUCredential: APRN
Location Address14904 RICHMOND HWY STE 103Woodbridge, VA 22191-3908
Mailing Address7809 Red Tulip CtSpringfield, VA 22153-2127 · (703) 975-8391
Phone(703) 497-4222
Fax(703) 492-0164
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateSeptember 26, 2023
Last NPPES UpdateFebruary 7, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 7, 2025
✔ NPI 1508645771 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in VA · 0024187682
14904 RICHMOND HWY STE 103, Woodbridge, VA 22191
Open in Google Maps ↗

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

Duo Xu Aprn 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 ID3577007483
PECOS Enrollment IDI20250117002362
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 Reassignments

2

Medicare enrollment records show Duo Xu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Gastroenterology Center Of Northern Virginia Ltd
16 mi
Gastroenterology
3299 WOODBURN ROAD, SUITE 220
Annandale, VA 22003
  • Reassigned Medicare billing, District of Columbia enrollment
  • 6 clinicians in this Medicare group
NPI 1154546158 (703) 560-6106
Gastroenterology Associates Of Northern Virginia, LLC
18 mi
Gastroenterology
3700 JOSEPH SIEWICK DR., SUITE 308
Fairfax, VA 22033
  • Reassigned Medicare billing, District of Columbia and Virginia enrollments
  • 110 clinicians in this Medicare group
NPI 1205884368 (703) 716-8700

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Sentara Northern Virginia Medical Center

Acute Care Hospitals · Woodbridge, VA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490113
Location2300 Opitz BoulevardWoodbridge, VA 22191 · Prince William County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22191 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
$86.88 typical visit price
range $56.19 – $170.30
Typical copayment $21.72 (range $14.04 – $42.57)
Most-billed visit code 99203
Established Patient
$99.13 typical visit price
range $18.07 – $138.91
Typical copayment $24.78 (range $4.51 – $34.72)
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.

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 Duo Xu's NPI number?

The NPI number for Duo Xu is 1508645771. It was assigned to this individual provider in the NPPES registry on September 26, 2023.

Where is Duo Xu located?

Duo Xu practices at 14904 Richmond Hwy Ste 103, Woodbridge, VA 22191. The listed phone number is (703) 497-4222.

What is Duo Xu's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Duo Xu enrolled in Medicare?

Yes. Duo Xu 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 organizations bill Medicare for Duo Xu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Duo Xu reassigns Medicare benefits to 2 organizations: Gastroenterology Center Of Northern Virginia Ltd (Annandale, VA) and Gastroenterology Associates Of Northern Virginia, LLC (Fairfax, VA). Each 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 Duo Xu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Duo Xu affiliated with any hospitals?

According to CMS data, Duo Xu is affiliated with Sentara Northern Virginia Medical Center.

When was this NPI record last updated?

The NPPES record for Duo Xu was last updated on February 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months 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.