NPPES file of Aug 9, 2026

Joeli Emma Koenig, DC

Chiropractor · Mason City, IA

Joeli Emma Koenig, DC is a chiropractor with a practice address in Mason City, Iowa, and NPI 1659171627, issued on Mar 18, 2025. Check the license (Iowa 131318, 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
1659171627
Name
Joeli Emma Koenig
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License number
131318 IA
Self-reported in NPPES; status is on the state search
Practice location
1315 6TH St SW, Mason City, IA 50401
Phone
(641) 201-1975
Enumerated
Mar 18, 2025
Record last updated
Mar 18, 2025
Medicare enrollment
Enrolled (PECOS I20250327002105); may accept Medicare assignment
Medical or professional school
Palmer College Chiropractic - Davenport, 2025
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 1315 6TH St SW

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

  1. Damon Dornbier, D.C.Chiropractor1811960586
  2. Nolan Hirota, D.C.Chiropractor1912441858

Verify Joeli Emma Koenig 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 131318
    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. Active Family Chiropractic LLCMason City, IA

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

Joeli Emma Koenig among 2,019 chiropractor records in Iowa

Joeli Emma Koenig, DC 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 2025, is newer than 97% of them.

  • NPI issued2025 · 97% of these records are older, 1% newer
  • In a Medicare fileYes · 21% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2025 · median 2007 among the 1,145 with a school on file
  • Record last updated2025 · 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).

14 chiropractor records list a practice address in Mason City

They are 14 of the 866 NPPES records with a practice address in Mason City, and 2,019 chiropractor records in Iowa.

The 8 chiropractor records with the nearest ZIP codes

  1. Brett Cornish, D.C.Mason City, IA 504011548404007
  2. Damon Dornbier, D.C.Mason City, IA 504011811960586
  3. Richard Haas, D.C.Mason City, IA 504011770591703
  4. David Haas, DCMason City, IA 504011366454332
  5. Nolan Hirota, D.C.Mason City, IA 504011912441858
  6. Donald Hiscocks, D.C.Mason City, IA 504011568438364
  7. Ronald Masters, D.C.Mason City, IA 504011588827471
  8. Scott Nelson, D.C.Mason City, IA 504011679558001

Common questions

What is Joeli Emma Koenig, DC's NPI number?

Joeli Emma Koenig, DC's National Provider Identifier (NPI) is 1659171627, issued on Mar 18, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Joeli Emma Koenig, DC located?

The NPPES record lists a practice address at 1315 6TH St SW, Mason City, IA, 50401. Phone: (641) 201-1975. Providers update this record themselves, so call before visiting.

How can I verify Joeli Emma Koenig, DC's license?

NPPES lists Iowa license number 131318, 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.