DR. HONG-AN ASHLEY NGUYEN DNP, FNP-BC, C-EFM
NPI 1821665944
Nurse Practitioner - Family in Arlington, VA
About Dr. Hong-an Ashley Nguyen Dnp, Fnp-bc, C-efm NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HONG-AN ASHLEY NGUYEN DNP, FNP-BC, C-EFM (NPI 1821665944) is an individual family provider in Arlington, Virginia, licensed in Virginia (0024181516) and active in the NPI registry since June 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Falls Church, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Dr. Hong-an Ashley Nguyen Dnp, Fnp-bc, C-efm 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.
Medicare Billing Reassignment
Medicare enrollment records show Hong-an Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Falls Church, VA 22042
- Reassigned Medicare billing, District of Columbia enrollment
- 2,618 clinicians in this Medicare group
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 22201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Other Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ARLINGTON, VA 22201
ARLINGTON, VA 22201
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 Hong-an Nguyen's NPI number?
The NPI number for Hong-an Nguyen is 1821665944. It was assigned to this individual provider in the NPPES registry on June 8, 2021.
Where is Hong-an Nguyen located?
Hong-an Nguyen practices at 1005 N Glebe Rd Ste 430, Arlington, VA 22201. The listed phone number is (571) 309-3920.
What is Hong-an Nguyen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Hong-an Nguyen enrolled in Medicare?
Yes. Hong-an 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 Hong-an Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hong-an Nguyen reassigns Medicare benefits to Inova Health Care Services (Falls Church, 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 Hong-an 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 Hong-an Nguyen was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Hong-An Ashley Nguyen, DNP, FNP-BC, C-EFM · NPI 1821665944
Family physician in Arlington, Virginia. Individual provider, active in the CMS NPPES registry since June 8, 2021.
## Identity
- **NPI:** 1821665944 (Entity type: Individual)
- **Enumerated:** June 8, 2021
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 0024181516 (Virginia)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1005 N GLEBE RD STE 430, Arlington, VA 22201-5931
- **Phone:** (571) 309-3920
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Inova Health Care Services (NPI 1952320061, Falls Church, VA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** February 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1821665944) · Data from the CMS NPPES public registry.