Nolan Hirota, D.C.
Chiropractor · Mason City, IA
Nolan Hirota, D.C. is a chiropractor with a practice address in Mason City, Iowa, and NPI 1912441858, issued on Dec 12, 2016. Check the license (Iowa 084961, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nolan Hirota
- Credential
- D.C.
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- 084961 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1315 6TH St SW, Mason City, IA 50401
- Phone
- (641) 424-5171
- Enumerated
- Dec 12, 2016
- Record last updated
- Dec 12, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20240731000991); accepts Medicare assignment
- Medical or professional school
- Palmer College Chiropractic - Davenport, 2016
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 2,019 in Iowa → Look up another NPI →
Also registered at 1315 6TH St SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Damon Dornbier, D.C.Chiropractor1811960586
- Joeli Koenig, DCChiropractor1659171627
Verify Nolan Hirota in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license 084961Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Back TO Basics ChiropracticKeaau, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nolan Hirota among 2,019 chiropractor records in Iowa
Nolan Hirota, 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 2016, is newer than 75% of them.
- NPI issued2016 · 75% of these records are older, 22% newer
- In a Medicare fileYes · 21% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2016 · median 2007 among the 1,145 with a school on file
- Record last updated2016 · 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.
All 2,019 in Iowa → Every provider in Mason City → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Brett Cornish, D.C.Mason City, IA 504011548404007
- Damon Dornbier, D.C.Mason City, IA 504011811960586
- Richard Haas, D.C.Mason City, IA 504011770591703
- David Haas, DCMason City, IA 504011366454332
- Donald Hiscocks, D.C.Mason City, IA 504011568438364
- Joeli Koenig, DCMason City, IA 504011659171627
- Ronald Masters, D.C.Mason City, IA 504011588827471
- Scott Nelson, D.C.Mason City, IA 504011679558001
Common questions
What is Nolan Hirota, D.C.'s NPI number?
Nolan Hirota, D.C.'s National Provider Identifier (NPI) is 1912441858, issued on Dec 12, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Nolan Hirota, D.C. located?
The NPPES record lists a practice address at 1315 6TH St SW, Mason City, IA, 50401. Phone: (641) 424-5171. Providers update this record themselves, so call before visiting.
How can I verify Nolan Hirota, D.C.'s license?
NPPES lists Iowa license number 084961, 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.