Hwang Hyun Junn, M.D.
General Practice Physician · Annandale, VA
Hwang Hyun Junn, M.D. is a general practice physician with a practice address in Annandale, Virginia, and NPI 1659539195, issued on May 31, 2008. Check the license (Virginia 0101242585, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Hwang Hyun Junn
- Credential
- M.D.
- Primary taxonomy
- General Practice Physician 208D00000X
- License numbers
- 0101242585 VA
A 103692 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4216 Evergreen LN, Annandale, VA 22003
- Phone
- (703) 468-4462
- Enumerated
- May 31, 2008
- Record last updated
- Apr 8, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (703) 256-4680
- Medicare enrollment
- Enrolled (PECOS I20091008000046); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 400 in Virginia → Look up another NPI →
Also registered at 4216 Evergreen LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Durr, D.D.S, J.DGeneral Practice Dentistry1356580708
Verify Hwang Hyun Junn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101242585Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% more Medicare Part D claims than the average general practice physician in 2024
5,160 Medicare Part D claims for 303 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Atorvastatin Calcium463 claims
- Losartan Potassium282 claims
- Amlodipine Besylate264 claims
- Rosuvastatin Calcium253 claims
- Fluticasone Propionate243 claims
- Montelukast Sodium219 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $86.07
4 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 4,259 providers of this specialty with any payment received $1,273.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Hwang Hyun Junn among 400 general practice physician records in Virginia
Hwang Hyun Junn, M.D. is one of 400 general practice physician records with a practice address in Virginia. 34% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 32% of them.
- NPI issued2008 · 32% of these records are older, 64% newer
- In a Medicare fileYes · 34% of these records are
- In the CMS Doctors and Clinicians fileYes · 17% of these records are
- Graduated1979 · median 2002 among the 68 with a school on file
- Record last updated2015 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in Virginia
There are 400 general practice physician records in Virginia.
All 400 in Virginia → Every provider in Annandale → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Shadi Ayyas, MDFairfax, VA 220301629490172
- Thanh Do, D.O.Fairfax, VA 220311902854250
- Hoda Makkawi, M.D.Fairfax, VA 220311144265216
- Jay Feder, MDFairfax, VA 220331417989682
- Neil Huckstep, MDFairfax, VA 220331881388148
- Anoushirvan Sarraf, MDFairfax, VA 220331134303423
- Mohammad Islam, MDFalls Church, VA 220411265060875
- Segundo Morillo, MDFalls Church, VA 220411194915488
Common questions
What is Hwang Hyun Junn, M.D.'s NPI number?
Hwang Hyun Junn, M.D.'s National Provider Identifier (NPI) is 1659539195, issued on May 31, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Hwang Hyun Junn, M.D. located?
The NPPES record lists a practice address at 4216 Evergreen LN, Annandale, VA, 22003. Phone: (703) 468-4462. Providers update this record themselves, so call before visiting.
How can I verify Hwang Hyun Junn, M.D.'s license?
NPPES lists Virginia license number 0101242585, 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 Hwang Hyun Junn, M.D. prescribe under Medicare Part D?
In 2024, Hwang Hyun Junn, M.D. had 5,160 Medicare Part D claims for 303 beneficiaries; the average among general practice physician prescribers was 3,030. Part D covers Medicare prescriptions only.
What is Hwang Hyun Junn, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.