NPPES file of Aug 9, 2026

Karen S. Riedy, MD

Diagnostic Radiology Physician · Fairfax, VA

Karen S. Riedy, MD is a diagnostic radiology physician with a practice address in Fairfax, Virginia, and NPI 1346268372, issued on Jul 17, 2006. Check the license (Virginia 0101047052, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1346268372
Name
Karen S. Riedy
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
0101047052 VA
D0088209 MD
Self-reported in NPPES; status is on the state search
Practice location
2722 Merrilee Dr, Fairfax, VA 22031
Phone
(703) 698-4483
Enumerated
Jul 17, 2006
Record last updated
Jan 27, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(703) 573-0880
Medicare enrollment
Enrolled (PECOS I20110106000992); accepts Medicare assignment
Medical or professional school
University Of Kansas School Of Med (Kc/Wich/Sal), 1985
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2722 Merrilee Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Maria Albano, MDDiagnostic Radiology Physician1467470534
  2. Thomas Alewine, M.D.Diagnostic Radiology Physician1376508267
  3. Jonathan Alfert, M.D.Diagnostic Radiology Physician1932133832
  4. William Astor, M.D.Diagnostic Radiology Physician1396915237
  5. Marilyn Barry-Brooks, M.D.Diagnostic Radiology Physician1538395827
  6. Kara Beckner, MDDiagnostic Radiology Physician1699709840

Verify Karen S. Riedy in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVirginia Department of Health Professions
    Search for license 0101047052
    Check 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
Open the Virginia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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The practice group's MIPS final score for 2023 (Medicare payment program): 46.8 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.

  1. Qualityout of 100 · 30% of the final score30.8
  2. Costout of 100 · 30%49.5
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Fairfax Radiological ConsultantsAlexandria, VA
  2. Ifrc LLCHerndon, VA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

106 diagnostic radiology physician records list a practice address in Fairfax

They are 106 of the 6,584 NPPES records with a practice address in Fairfax, and 1,158 diagnostic radiology physician records in Virginia.

Other diagnostic radiology physician records in Virginia

  1. Jessica Abbott, D.O.Hampton, VA1932323946
  2. David AbdullahCharlottesville, VA1073682696
  3. Monica Abghari, M.D.Fairfax, VA1679912588
  4. Raghav AcharyaFalls Church, VA1548898471
  5. Nathaniel Adamson, M.D.Harrisonburg, VA1265488274
  6. Raghav Agarwal, MDRichmond, VA1780434373
  7. Rakesh Agarwal, M.D.Richmond, VA1376761916
  8. Bonnie Ahn, M.D.Arlington, VA1528220985
  9. Peter Ahn, M.D.Manassas, VA1063455095
  10. Ramin Akhavan, M.D.Roanoke, VA1861561300

Common questions

What is Karen S. Riedy, MD's NPI number?

Karen S. Riedy, MD's National Provider Identifier (NPI) is 1346268372, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen S. Riedy, MD located?

The NPPES record lists a practice address at 2722 Merrilee Dr, Fairfax, VA, 22031. Phone: (703) 698-4483. Providers update this record themselves, so call before visiting.

How can I verify Karen S. Riedy, MD's license?

NPPES lists Virginia license number 0101047052, 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.

What is Karen S. Riedy, MD's MIPS final score?

The 2023 MIPS final score is 46.8 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.