TERRY NGUYEN D.O
NPI 1649684465
Family Medicine in Washington, DC
About Terry Nguyen D.o NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TERRY NGUYEN D.O (NPI 1649684465) is an individual family medicine provider in Washington, District Of Columbia, licensed in District Of Columbia (DO034689) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS, maintains a secondary practice location in Fairfax, and is a graduate of West Virginia School Of Osteopathic Medicine (2014).
NPPES Registry Identity
Specialties & Licenses
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
Terry Nguyen D.o 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 Reassignments
2Medicare enrollment records show Terry Nguyen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20009
- Reassigned Medicare billing, District of Columbia enrollment
- 343 clinicians in this Medicare group
Arlington, VA 22203
- Reassigned Medicare billing, District of Columbia enrollment
- 1,534 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20020 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WASHINGTON, DC 20020
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 Terry Nguyen's NPI number?
The NPI number for Terry Nguyen is 1649684465. It was assigned to this individual provider in the NPPES registry on June 19, 2014.
Where is Terry Nguyen located?
Terry Nguyen practices at 1500 Galen St SE, Washington, DC 20020. The listed phone number is (202) 610-7160.
What is Terry Nguyen's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Terry Nguyen enrolled in Medicare?
Yes. Terry 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 organizations bill Medicare for Terry Nguyen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Terry Nguyen reassigns Medicare benefits to 2 organizations: Unity Health Care, Inc. (Washington, DC) and Privia Medical Group, LLC (Arlington, 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 Terry 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 Terry Nguyen was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Terry Nguyen, D.O · NPI 1649684465
Family Medicine physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since June 19, 2014.
## Identity
- **NPI:** 1649684465 (Entity type: Individual)
- **Enumerated:** June 19, 2014
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** DO034689 (District of Columbia)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1500 GALEN ST SE, Washington, DC 20020-4913
- **Phone:** (202) 610-7160
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Unity Health Care, Inc. (NPI 1093894172, Washington, DC); Privia Medical Group, LLC (NPI 1013042480, Arlington, VA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** West Virginia School Of Osteopathic Medicine, class of 2014
## Record status
- **NPPES last updated:** March 17, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1649684465) · Data from the CMS NPPES public registry.