Bao Nguyen, D.O.
NPI 1598713851 · Family Medicine Physician · Fairfax, VA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bao Nguyen, D.O. is a Family Medicine Physician provider in Fairfax, VA (NPI 1598713851).
Provider details
- NPI number
- 1598713851
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- H0082752 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
566 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 205 | $18 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 190 | $140 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 69 | $101 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 49 | $143 |
| Advance Care Planning, First 30 Minutes99497 | 21 | $89 |
| Administration of Pneumococcal Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 182 | 62 |
| Amlodipine Besylate | 120 | 31 |
| Losartan Potassium | 81 | 22 |
| Tirzepatidebrand: Mounjaro | 75 | 11 |
| Lisinopril | 70 | 19 |
| Levothyroxine Sodium | 60 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$640 across 30 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 1501 W Mount Royal AveBaltimore, MD 21217-4289Phone: (410) 225-4118
- 2946 Sleepy Hollow Rd Ste 4bFalls Church, VA 22044-2003Phone: (703) 962-1528Fax: (571) 771-3595
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2024-05-07
- Certified
- 2024-05-07
Frequently asked questions
- What is Bao Nguyen's NPI number?
- Bao Nguyen's National Provider Identifier (NPI) is 1598713851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bao Nguyen's specialty?
- Bao Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Bao Nguyen located?
- Bao Nguyen's practice location on file with NPPES is 3025 Hamaker Ct Ste 100, Fairfax, VA 22031-2229.
- What is Bao Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Bao Nguyen is (571) 405-6882.
- Does Bao Nguyen accept Medicare?
- Bao Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bao Nguyen's NPI active?
- Yes — Bao Nguyen's NPI (1598713851) is active in the NPPES registry as of the last update on 2024-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.