Anna Barbara Korzan, MD
Internal Medicine Physician · Arlington, VA
Anna Barbara Korzan, MD is an internal medicine physician with a practice address in Arlington, Virginia, and NPI 1639178098, issued on Jul 19, 2005. Check the license (Virginia 0101253109, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Anna Barbara Korzan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 0101253109 VA
D57284 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1701 N George Mason Dr, Arlington, VA 22205
- Phone
- (703) 558-5000
- Enumerated
- Jul 19, 2005
- Record last updated
- Jun 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070226000274); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,599 in Virginia → Look up another NPI →
Also registered at 1701 N George Mason Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Anna Barbara Korzan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101253109Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
81 Medicare Part D claims for 34 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of 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.
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anna Barbara Korzan among 3,599 internal medicine physician records in Virginia
Anna Barbara Korzan, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1995 · median 2003 among the 2,234 with a school on file
- Record last updated2021 · 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).
122 internal medicine physician records list a practice address in Arlington
They are 122 of the 3,510 NPPES records with a practice address in Arlington, and 3,599 internal medicine physician records in Virginia.
All 3,599 in Virginia → Every provider in Arlington → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ralph Amedeo, MDArlington, VA 222051558369991
- Paula Bergamini, M.D.Arlington, VA 222051225099112
- Jeanine Chu, M.D.Arlington, VA 222051851352587
- Jeffrey Dilisi, M.DArlington, VA 222051467466235
- Kathryn Dreger, MDArlington, VA 222051386643385
- Josef Dvorak, M.D.Arlington, VA 222051174541072
- Aysha Farooqi, MDArlington, VA 222051760493175
- Madina Haque, M.D.Arlington, VA 222051629000898
Common questions
What is Anna Barbara Korzan, MD's NPI number?
Anna Barbara Korzan, MD's National Provider Identifier (NPI) is 1639178098, issued on Jul 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Anna Barbara Korzan, MD located?
The NPPES record lists a practice address at 1701 N George Mason Dr, Arlington, VA, 22205. Phone: (703) 558-5000. Providers update this record themselves, so call before visiting.
How can I verify Anna Barbara Korzan, MD's license?
NPPES lists Virginia license number 0101253109, 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 Anna Barbara Korzan, MD prescribe under Medicare Part D?
In 2024, Anna Barbara Korzan, MD had 81 Medicare Part D claims for 34 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.