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NGOC-HA THI NGUYEN MD PC
NPI 1396795605
Internal Medicine in Annandale, VA

Active since May 10, 2006
7202C POPLAR ST, ANNANDALE, VA 22003(703) 642-3220(703) 778-9863 Get Directions Write a Review

NPPES record last updated: March 11, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ngoc-ha Thi Nguyen Md Pc NPPES

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

NGOC-HA THI NGUYEN MD PC (NPI 1396795605) is a healthcare organization registered as an internal medicine in Annandale, Virginia and active in the NPI registry since May 2006. The organization lists Ngoc Ha Thi Nguyen, President, as its authorized official.

NPPES Registry Identity

NPI1396795605
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameNGOC-HA THI NGUYEN MD PC
Location Address7202C POPLAR STAnnandale, VA 22003
Mailing AddressPo Box 1645Annandaue, VA 22003 · (703) 642-3220 · Fax (703) 778-9863
Phone(703) 642-3220
Fax(703) 778-9863
Organization SubpartNo
Authorized OfficialNgoc Ha Thi NguyenPresident · (703) 642-3220
Enumeration DateMay 10, 2006
Last NPPES UpdateMarch 11, 2024
NPPES CertifiedMarch 11, 2024
✔ NPI 1396795605 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in VA · 0101053981
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
7202C POPLAR ST, Annandale, VA 22003
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Other Identifiers 2

Other490895VA · Medicare Ptan
Medicaid5852340VA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ngoc-ha Thi Nguyen Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by January 31, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateDistrict of ColumbiaEnrollment IDO20080701000099Non-DME Part B · Clinic/Group PracticeDue dateJanuary 31, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Ngoc-Ha Thi Nguyen MD PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Ngoc-Ha Nguyen, MD
Internal Medicine
NPI 1750346870
7202-C POPLAR ST
Annandale, VA 22003
(703) 642-3220
✔ PECOS✔ Accepts MedicareSame address

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

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 Ngoc-Ha Thi Nguyen MD PC's NPI number?

The NPI number for Ngoc-Ha Thi Nguyen MD PC is 1396795605. It was assigned to this organization in the NPPES registry on May 10, 2006.

Where is Ngoc-Ha Thi Nguyen MD PC located?

Ngoc-Ha Thi Nguyen MD PC is located at 7202C Poplar St, Annandale, VA 22003. The listed phone number is (703) 642-3220.

What is Ngoc-Ha Thi Nguyen MD PC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ngoc-Ha Thi Nguyen MD PC enrolled in Medicare?

Yes. Ngoc-Ha Thi Nguyen MD PC is registered in the Medicare PECOS enrollment system.

When is Ngoc-Ha Thi Nguyen MD PC's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (District of Columbia, Clinic/Group Practice) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Ngoc-Ha Thi Nguyen MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Ngoc-Ha Thi Nguyen MD PC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Ngoc-Ha Thi Nguyen MD PC was last updated on March 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.