Dr. Hoang An Nguyen MD
About this NPIWhat this record shows.
NPI 1114095528 is registered to Dr. Hoang An Nguyen MD, a Internal Medicine practising at 43480 Yukon Dr, Suite 100 in Ashburn, Virginia. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Dr. Hoang An Nguyen MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Medicare enrollment
This provider holds 2 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20100812000246Internal MedicineVA
- I20131216000592Internal MedicineDC
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Hoang An Nguyen MD accepts. To confirm in-network status with your specific health plan, contact Dr. Hoang An Nguyen MD directly at (571) 252-6000.
Frequently asked
Yes. NPI 1114095528 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (571) 252-6000.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Hoang An Nguyen MD is a Type-1 individual NPI.