Keith L. Olsen, D.C.
Chiropractor · Madera, CA
Keith L. Olsen, D.C. is a chiropractor with a practice address in Madera, California, and NPI 1093856775, issued on Feb 8, 2007. Check the license (California 22111, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Keith L. Olsen
- Credential
- D.C.
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- 22111 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1521 N Schnoor St, Madera, CA 93637
- Phone
- (559) 661-1045
- Enumerated
- Feb 8, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (559) 661-1078
- Medicare enrollment
- Enrolled (PECOS I20150617001385); accepts Medicare assignment
- Medical or professional school
- Los Angeles College Of Chiropractic, 1992
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 11,498 in California → Look up another NPI →
Verify Keith L. Olsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 22111Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Keith L. Olsen among 11,498 chiropractor records in California
Keith L. Olsen, 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 not. Its NPI, issued in 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 45% newer
- In a Medicare fileNo · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 25% of these records are
- Graduated1992 · median 1999 among the 2,907 with a school on file
- Record last updated2007 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 11,498 in California → Every provider in Madera → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Brent Gong, D.C.Madera, CA 936371912054255
- David Grootendorst, DCMadera, CA 936371225118177
- John Grootendorst, DCMadera, CA 936371780765073
- Mark Simons, D.C.Madera, CA 936371285773770
- Marcus CampioneMadera, CA 936381871183236
- Charles Calcagno, D.C.Los Banos, CA 936351366517195
- Thomas Keller, D.CLos Banos, CA 936351265718316
- Anthony Parolise, D.C.Los Banos, CA 936351962587907
Common questions
What is Keith L. Olsen, D.C.'s NPI number?
Keith L. Olsen, D.C.'s National Provider Identifier (NPI) is 1093856775, issued on Feb 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Keith L. Olsen, D.C. located?
The NPPES record lists a practice address at 1521 N Schnoor St, Madera, CA, 93637. Phone: (559) 661-1045. Providers update this record themselves, so call before visiting.
How can I verify Keith L. Olsen, D.C.'s license?
NPPES lists California license number 22111, 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. 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.