Hoang an Nguyen, MD
NPI 1114095528 · Internal Medicine Physician · Ashburn, VA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hoang an Nguyen, MD is a Internal Medicine Physician provider in Ashburn, VA (NPI 1114095528).
Provider details
- NPI number
- 1114095528
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0101235326 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 103 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 736 | 223 |
| Amlodipine Besylate | 414 | 128 |
| Losartan Potassium | 327 | 90 |
| Lisinopril | 259 | 80 |
| Rosuvastatin Calcium | 244 | 75 |
| Tamsulosin Hcl | 203 | 67 |
| Pantoprazole Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-01
- Last updated
- 2022-01-07
- Certified
- 2021-06-23
Frequently asked questions
- What is Hoang an Nguyen's NPI number?
- Hoang an Nguyen's National Provider Identifier (NPI) is 1114095528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hoang an Nguyen's specialty?
- Hoang an Nguyen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hoang an Nguyen located?
- Hoang an Nguyen's practice location on file with NPPES is 43480 Yukon Dr, Ashburn, VA 20147-6988.
- What is Hoang an Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Hoang an Nguyen is (571) 252-6000.
- Does Hoang an Nguyen accept Medicare?
- Hoang an Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hoang an Nguyen's NPI active?
- Yes — Hoang an Nguyen's NPI (1114095528) is active in the NPPES registry as of the last update on 2022-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.