NPPES file of Aug 9, 2026

Alex Tapplin, D.C.

Chiropractor · Appleton, WI

Alex Tapplin, D.C. is a chiropractor with a practice address in Appleton, Wisconsin, and NPI 1437429149, issued on Jan 11, 2012. Check the license (Wisconsin 4837-12, as entered in NPPES) with the Wisconsin 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
1437429149
Name
Alex Tapplin
Credential
D.C.
Primary taxonomy
Chiropractor 111N00000X
License number
4837-12 WI
Self-reported in NPPES; status is on the state search
Practice location
1901 E Capitol Dr Ste A, Appleton, WI 54911
Phone
(920) 585-6849
Enumerated
Jan 11, 2012
Record last updated
Feb 12, 2026
Medicare enrollment
Enrolled (PECOS I20121016000671); accepts Medicare assignment
Medical or professional school
Northwestern College Of Chiropractic, 2011
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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Verify Alex Tapplin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 4837-12
    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 Wisconsin 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. Valley Spine And Sport, LLCAppleton, WI

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

Alex Tapplin among 2,550 chiropractor records in Wisconsin

Alex Tapplin, D.C. is one of 2,550 chiropractor records with a practice address in Wisconsin. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 65% of them.

  • NPI issued2012 · 65% of these records are older, 33% newer
  • In a Medicare fileYes · 32% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2011 · median 2005 among the 1,520 with a school on file
  • Record last updated2026 · 69% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

88 chiropractor records list a practice address in Appleton

They are 88 of the 3,249 NPPES records with a practice address in Appleton, and 2,550 chiropractor records in Wisconsin.

The 8 chiropractor records with the nearest ZIP codes

  1. Abdoullah Aboulhassani, D.CAppleton, WI 549111093806622
  2. James Beck, DCAppleton, WI 549111821146424
  3. Craig Boyson, DCAppleton, WI 549111114946316
  4. Ruth Dixon, DCAppleton, WI 549111164514022
  5. Thomas Gauthier, D.C.Appleton, WI 549111982699914
  6. Matthew Lederer, D.C.Appleton, WI 549111649210634
  7. Huy Nguyen, D.C.Appleton, WI 549111659475127
  8. Kenneth Otto, D.C.Appleton, WI 549111770647521

Common questions

What is Alex Tapplin, D.C.'s NPI number?

Alex Tapplin, D.C.'s National Provider Identifier (NPI) is 1437429149, issued on Jan 11, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Alex Tapplin, D.C. located?

The NPPES record lists a practice address at 1901 E Capitol Dr Ste A, Appleton, WI, 54911. Phone: (920) 585-6849. Providers update this record themselves, so call before visiting.

How can I verify Alex Tapplin, D.C.'s license?

NPPES lists Wisconsin license number 4837-12, as entered by the provider. Search the Wisconsin 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.