NPPES file of Aug 9, 2026

Anna M. Clausen, D.C.

Chiropractor · Sheffield, IA

Anna M. Clausen, D.C. is a chiropractor with a practice address in Sheffield, Iowa, and NPI 1194769372, issued on Jun 16, 2006. Check the license (Iowa 06499, as entered in NPPES) with the Iowa 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
1194769372
Name
Anna M. Clausen
Credential
D.C.
Primary taxonomy
Chiropractor 111N00000X
License number
06499 IA
Self-reported in NPPES; status is on the state search
Practice location
217 Gilman St., Sheffield, IA 50475
Phone
(641) 892-4008
Enumerated
Jun 16, 2006
Record last updated
Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(641) 892-4662
Medicaid ID
1429720 IA
Medicare enrollment
Enrolled (PECOS I20031210000948); accepts Medicare assignment
Medical or professional school
Palmer College Chiropractic - Davenport, 2002
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 Anna M. Clausen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license 06499
    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 Iowa 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. Mason City Chiropractic IncRockwell, ID

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

Anna M. Clausen among 2,019 chiropractor records in Iowa

Anna M. Clausen, D.C. is one of 2,019 chiropractor records with a practice address in Iowa. 21% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 59% newer
  • In a Medicare fileYes · 21% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2002 · median 2007 among the 1,145 with a school on file
  • Record last updated2007 · 71% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Chiropractor providers in Iowa

There are 2,019 chiropractor records in Iowa.

The 8 chiropractor records with the nearest ZIP codes

  1. Denis Boerjan, D.C.Saint Ansgar, IA 504721699768655
  2. Lucas Nelson, D.C.Saint Ansgar, IA 504721811242076
  3. Michael Heyer, D.C.Titonka, IA 504801235257254
  4. Jeanne Staudt, D.C.Rockford, IA 504681821039942
  5. Zachary Muller, D.C.Osage, IA 504611063697225
  6. Scott Nerland, D.C.Osage, IA 504611609877802
  7. Aaron Street, D.C.Osage, IA 504611790786994
  8. Sawyer Schulz, D.C.Northwood, IA 504591184027682

Common questions

What is Anna M. Clausen, D.C.'s NPI number?

Anna M. Clausen, D.C.'s National Provider Identifier (NPI) is 1194769372, issued on Jun 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Anna M. Clausen, D.C. located?

The NPPES record lists a practice address at 217 Gilman St., Sheffield, IA, 50475. Phone: (641) 892-4008. Providers update this record themselves, so call before visiting.

How can I verify Anna M. Clausen, D.C.'s license?

NPPES lists Iowa license number 06499, as entered by the provider. Search the Iowa 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.