Lily Hoai-An Nguyen, MD
Internal Medicine Physician · Sterling, VA
Lily Hoai-An Nguyen, MD is an internal medicine physician with a practice address in Sterling, Virginia, and NPI 1376292698, issued on Mar 23, 2022. Check the license (Virginia 0101286598, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Lily Hoai-An Nguyen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 0101286598 VA
Self-reported in NPPES; status is on the state search - Practice location
- 46440 Benedict Dr Ste 208, Sterling, VA 20164
- Phone
- (571) 665-6526
- Enumerated
- Mar 23, 2022
- Record last updated
- Jun 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20251007001146); may accept Medicare assignment
- Medical or professional school
- Eastern Virginia Medical School, 2022
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,599 in Virginia → Look up another NPI →
Also registered at 46440 Benedict Dr Ste 208
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Allison Hubbard, FNPFamily Nurse Practitioner1275667388
- Kirsten PiersonGerontology Nurse Practitioner1902488166
- Erick Temoka, M.D.Pediatrics Physician1871740902
Verify Lily Hoai-An Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101286598Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
193 Medicare Part D claims for 56 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Amlodipine Besylate21 claims
- Albuterol Sulfate Hfa15 claims
- Omeprazole14 claims
- Atorvastatin Calcium13 claims
- Glycopyrrolate12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Lily Hoai-An Nguyen among 3,599 internal medicine physician records in Virginia
Lily Hoai-An Nguyen, MD is one of 3,599 internal medicine physician records with a practice address in Virginia. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 92% of them.
- NPI issued2022 · 92% of these records are older, 6% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2022 · median 2003 among the 2,234 with a school on file
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 internal medicine physician records list a practice address in Sterling
They are 17 of the 1,057 NPPES records with a practice address in Sterling, and 3,599 internal medicine physician records in Virginia.
All 3,599 in Virginia → Every provider in Sterling → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Khodaidad Basharmal, M.D.Sterling, VA 201641609855279
- Noor Dabaie, M.D.Sterling, VA 201641093072951
- Judith Greco, MDSterling, VA 201641295797843
- Noriko Hunter, M.D.Sterling, VA 201641487732475
- Kenneth Kim, M.D.Sterling, VA 201641629264726
- Furhan Qureshi, MDSterling, VA 201641306194667
- Linda Coleman, MDSterling, VA 201651457344095
- Katie Del Pierro, MDSterling, VA 201651487613410
Common questions
What is Lily Hoai-An Nguyen, MD's NPI number?
Lily Hoai-An Nguyen, MD's National Provider Identifier (NPI) is 1376292698, issued on Mar 23, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Lily Hoai-An Nguyen, MD located?
The NPPES record lists a practice address at 46440 Benedict Dr Ste 208, Sterling, VA, 20164. Phone: (571) 665-6526. Providers update this record themselves, so call before visiting.
How can I verify Lily Hoai-An Nguyen, MD's license?
NPPES lists Virginia license number 0101286598, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Lily Hoai-An Nguyen, MD prescribe under Medicare Part D?
In 2024, Lily Hoai-An Nguyen, MD had 193 Medicare Part D claims for 56 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.