NPPES file of Aug 9, 2026

Donald K. Bojnowski, D.C.

Chiropractor · Sacramento, CA

Donald K. Bojnowski, D.C. is a chiropractor with a practice address in Sacramento, California, and NPI 1922385061, issued on Nov 3, 2011. Check the license (California DC15527, as entered in NPPES) with the California 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
1922385061
Name
Donald K. Bojnowski
Credential
D.C.
Primary taxonomy
Chiropractor 111N00000X
License number
DC15527 CA
Self-reported in NPPES; status is on the state search
Practice location
1500 21St St, Sacramento, CA 95811
Phone
(916) 443-3299
Enumerated
Nov 3, 2011
Record last updated
Apr 30, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20241204001183); may accept Medicare assignment
Medical or professional school
Palmer College Chiropractic - West Sunnyvale, 1983
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 1500 21St St

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

  1. Ashley AbrahamFamily Medicine Physician1609482967
  2. Annie Adams-Roselle, LCSWClinical Social Worker1255735874
  3. Carmen Aguilar, LCSWClinical Social Worker1851637466
  4. Celeste ArmsteadSocial Worker1043728256
  5. Simone Atsina, M.D.Family Medicine Physician1831545185
  6. James Austin, NPFamily Nurse Practitioner1699060475

Verify Donald K. Bojnowski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license DC15527
    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 California 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. M A C T Health Board IncorporatedSonora, CA

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

Donald K. Bojnowski among 11,498 chiropractor records in California

Donald K. Bojnowski, D.C. is one of 11,498 chiropractor records with a practice address in California. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 67% of them.

  • NPI issued2011 · 67% of these records are older, 31% newer
  • In a Medicare fileYes · 7% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated1983 · median 1999 among the 2,907 with a school on file
  • Record last updated2021 · 77% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Chiropractor providers in California

There are 11,498 chiropractor records in California.

The 8 chiropractor records with the nearest ZIP codes

  1. Daniel Brannigan, D.C.Sacramento, CA 958111851582050
  2. Lynn McNeal, D.C.Sacramento, CA 958111730109729
  3. Dorsha Nichols, DCSacramento, CA 958111114715893
  4. Caitlin Collins, DCSacramento, CA 958141356998439
  5. David Evans, D.C.Sacramento, CA 958141245317528
  6. April Fehr, DCSacramento, CA 958141104672054
  7. Tyler Harrison, DCSacramento, CA 958141881228500
  8. Darrick Lawson, D.C.Sacramento, CA 958141609052992

Common questions

What is Donald K. Bojnowski, D.C.'s NPI number?

Donald K. Bojnowski, D.C.'s National Provider Identifier (NPI) is 1922385061, issued on Nov 3, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Donald K. Bojnowski, D.C. located?

The NPPES record lists a practice address at 1500 21St St, Sacramento, CA, 95811. Phone: (916) 443-3299. Providers update this record themselves, so call before visiting.

How can I verify Donald K. Bojnowski, D.C.'s license?

NPPES lists California license number DC15527, as entered by the provider. Search the California 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.