NPPES file of Aug 9, 2026

Allen W. Kowarski, D.C.

Chiropractor · Fairfax, VA

Allen W. Kowarski, D.C. is a chiropractor with a practice address in Fairfax, Virginia, and NPI 1700975695, issued on Oct 11, 2006. Check the license (Virginia 0104000650, as entered in NPPES) 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1700975695
Name
Allen W. Kowarski
Credential
D.C.
Primary taxonomy
Chiropractor 111N00000X
License number
0104000650 VA
Self-reported in NPPES; status is on the state search
Practice location
3970 Walnut St, Fairfax, VA 22030
Phone
(703) 291-6677
Enumerated
Oct 11, 2006
Record last updated
Mar 15, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(703) 649-6411
Medicare enrollment
Enrolled (PECOS I20090206000382); accepts Medicare assignment
Medical or professional school
New York Chiropractic College, 1984
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 3970 Walnut St

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

  1. Edmond Argen, D.C.Chiropractor1043535156
  2. Anna Choi, DCChiropractor1508648296
  3. Jonathan Eddy, D.C.Chiropractor1396277547
  4. Kyle McCarthyChiropractor1043189236

Verify Allen W. Kowarski 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 0104000650
    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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Bills Medicare through one group practice

  1. Palmercare Chiropractic Mclean LLCMc Lean, VA

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

Allen W. Kowarski among 1,566 chiropractor records in Virginia

Allen W. Kowarski, D.C. is one of 1,566 chiropractor records with a practice address in Virginia. 18% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 58% newer
  • In a Medicare fileYes · 18% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated1984 · median 2002 among the 718 with a school on file
  • Record last updated2016 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

78 chiropractor records list a practice address in Fairfax

They are 78 of the 6,584 NPPES records with a practice address in Fairfax, and 1,566 chiropractor records in Virginia.

The 8 chiropractor records with the nearest ZIP codes

  1. Steven Bernabeu, DCFairfax, VA 220301407841869
  2. Elana Byer, D.C.Fairfax, VA 220301417982901
  3. Jong Hee Cho, D.C.Fairfax, VA 220301619075330
  4. Kristin Colangelo, D.C.Fairfax, VA 220301427125590
  5. Gary Dennis, D.C.Fairfax, VA 220301952301558
  6. James Larmour, DC RN DIPL ACUPUCTFairfax, VA 220301447268438
  7. Gregory Lee, D.C.Fairfax, VA 220301154419950
  8. Elizabeth Murphree, DCFairfax, VA 220301922116532

Common questions

What is Allen W. Kowarski, D.C.'s NPI number?

Allen W. Kowarski, D.C.'s National Provider Identifier (NPI) is 1700975695, issued on Oct 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Allen W. Kowarski, D.C. located?

The NPPES record lists a practice address at 3970 Walnut St, Fairfax, VA, 22030. Phone: (703) 291-6677. Providers update this record themselves, so call before visiting.

How can I verify Allen W. Kowarski, D.C.'s license?

NPPES lists Virginia license number 0104000650, 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. 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.