Quick answers
- Does Bao-Ngoc Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Bao-Ngoc Nguyen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Bao-Ngoc Nguyen see?
- In 2024, CMS data shows 464 Original Medicare patients and 945 services for Bao-Ngoc Nguyen. This counts Original Medicare only and measures volume, not quality.
- What is Bao-Ngoc Nguyen's NPI number?
- 1023143195. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Bao-Ngoc Nguyen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 464 |
|---|---|
| Services billed to Medicare | 945 |
| Different services or procedures | 101 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)104 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)89 services
- Ultrasound of both sides of head and neck blood flow (93880)52 services
- Ultrasound study of arm or leg veins with compression and maneuvers (93970)48 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)47 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Ischemic heart disease51%
- Diabetes45%
- Chronic kidney disease40%
Hospitals where Bao-Ngoc Nguyen works
Medicare's Facility Affiliation Data lists Bao-Ngoc Nguyen at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- George Washington University HospitalWashington, DC · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 090001
- Inova Mount Vernon HospitalAlexandria, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490122
- University of MD Charles Regional Medical CenterLa Plata, MD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 210035
Practice locations
Addresses where Bao-Ngoc Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).
- 2300 M St NWWashington, DC 20037 (202) 677‑6990
- 2501 Parkers LnAlexandria, VA 22306
- 2501 Parkers Ln, Suite 114Alexandria, VA 22306 (571) 472‑6431
- 3300 Gallows RdFalls Church, VA 22042
Group practices
Medicare enrollment lists Bao-Ngoc Nguyen as a member of these groups (CMS data updated October 2, 2026).
- Inova Health Care Services1,817 clinicians in the group
- Medical Faculty Associates, Inc672 clinicians in the group
Specialties
- Vascular Surgeryprimary
Find other Vascular Surgery doctors in District of Columbia →
Other vascular surgeons in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Other clinicians in Inova Health Care Services
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2001 (25 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023143195 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians