NPPES file of Aug 9, 2026

Homer E. Knudson, M.D.

Specialist · Vienna, VA

Homer E. Knudson, M.D. is a specialist with a practice address in Vienna, Virginia, and NPI 1285666891, issued on Jul 6, 2006. Check the license (Virginia 23301, as entered in NPPES) with the Virginia board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1285666891
Name
Homer E. Knudson
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
23301 VA
Self-reported in NPPES; status is on the state search
Practice location
8308 Old Courthouse RD, Vienna, VA 22182
Phone
(703) 790-9440
Enumerated
Jul 6, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(703) 790-5359
Medicaid ID
6260730 VA
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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Also registered at 8308 Old Courthouse RD

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

  1. Humberto Andreoli, M.D.Obstetrics & Gynecology Physician1255431375
  2. David Evans, M.S.W., L.C.S.W.Clinical Social Worker1386849578
  3. Harold Kaplan, PH.DClinical Psychologist1679574271
  4. Eva Pleta, DDSGeneral Practice Dentistry1568548477
  5. Ronald Rosenberg, D.D.S.Periodontics1609283373
  6. David Zimmer, M.D.Psychiatry Physician1063686566

Verify Homer E. Knudson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Virginia board licenses this profession
    Search for license 23301
    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
Find 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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14 specialist records list a practice address in Vienna

They are 14 of the 1,554 NPPES records with a practice address in Vienna, and 798 specialist records in Virginia. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other specialist records in Virginia

  1. Sophia Abbott, RNCharlottesville, VA1295130540
  2. Hasan Abdallah, MDReston, VA1477504413
  3. Richard Abriss, M.D.Virginia Beach, VA1356397566
  4. Joseph AckaSouth Hill, VA1386746824
  5. Wanda AgnorLexington, VA1235383811
  6. Razia Ahmad, MDBluefield, VA1447250097
  7. Syed Ahmad, M.D./ RHEUMATOLOGISTBluefield, VA1487654182
  8. Amer Al-Juburi, M.D.Fairfax, VA1396729372
  9. Liqaa Al-Khozaie, MDWoodbridge, VA1063514552
  10. Keith Albertson, M.D.Manassas, VA1265459341

Common questions

What is Homer E. Knudson, M.D.'s NPI number?

Homer E. Knudson, M.D.'s National Provider Identifier (NPI) is 1285666891, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Homer E. Knudson, M.D. located?

The NPPES record lists a practice address at 8308 Old Courthouse RD, Vienna, VA, 22182. Phone: (703) 790-9440. Providers update this record themselves, so call before visiting.

How can I verify Homer E. Knudson, M.D.'s license?

NPPES lists Virginia license number 23301, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity 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. 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.