NPPES file of Aug 9, 2026

Thi Anh Nguyen, DMD

Dentist · Sterling, VA

Thi Anh Nguyen, DMD is a dentist with a practice address in Sterling, Virginia, and NPI 1821210626, issued on May 2, 2007. Check the license with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821210626
Name
Thi Anh Nguyen
Credential
DMD
Primary taxonomy
Dentist 122300000X
Practice location
21165 Whitfield Place, Sterling, VA 20165
Phone
(703) 421-4642
Enumerated
May 2, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(703) 421-4668
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Thi Anh Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Virginia board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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83% fewer Medicare Part D claims than the average dentist in 2024

15 Medicare Part D claims for 11 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Thi Nguyen15
  2. Specialty average86

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.

Thi Anh Nguyen among 2,402 dentist records in Virginia

Thi Anh Nguyen, DMD is one of 2,402 dentist records with a practice address in Virginia. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 20% of them.

  • NPI issued2007 · 20% of these records are older, 63% newer
  • In a Medicare fileYes · 60% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

41 dentist records list a practice address in Sterling

They are 41 of the 1,057 NPPES records with a practice address in Sterling, and 2,402 dentist records in Virginia.

The 8 dentist records with the nearest ZIP codes

  1. Zina Alathari, DMDSterling, VA 201651447277298
  2. Humam Alathari, DDSSterling, VA 201651801809397
  3. Mostafa BahaSterling, VA 201651720135296
  4. Brenton Burger, DDSSterling, VA 201651780807263
  5. Karen Callahan, D.D.S.Sterling, VA 201651942217724
  6. Paul Callahan, D.D.S.Sterling, VA 201651922015882
  7. Christie Hagert, DDSSterling, VA 201651669569398
  8. John Kim, DDSSterling, VA 201651912066531

Common questions

What is Thi Anh Nguyen, DMD's NPI number?

Thi Anh Nguyen, DMD's National Provider Identifier (NPI) is 1821210626, issued on May 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Thi Anh Nguyen, DMD located?

The NPPES record lists a practice address at 21165 Whitfield Place, Sterling, VA, 20165. Phone: (703) 421-4642. Providers update this record themselves, so call before visiting.

How can I verify Thi Anh Nguyen, DMD's license?

Search the Virginia board that licenses this profession; the NPPES record confirms identity only.

How much does Thi Anh Nguyen, DMD prescribe under Medicare Part D?

In 2024, Thi Anh Nguyen, DMD had 15 Medicare Part D claims for 11 beneficiaries; the average among dentist prescribers was 86. 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.