John J. Riordan, DC
Chiropractor · Warrensburg, MO
John J. Riordan, DC is a chiropractor with a practice address in Warrensburg, Missouri, and NPI 1558490524, issued on Mar 5, 2007. Check the license (Missouri 2008033989, as entered in NPPES) with the Missouri board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John J. Riordan
- Credential
- DC
- Primary taxonomy
- Chiropractor 111N00000X
- License numbers
- 2008033989 MO
5137 AZ
991 HI
3042 OR
3070 SC
Self-reported in NPPES; status is on the state search - Practice location
- 420 East Young Avenue, Warrensburg, MO 64093
- Phone
- (660) 422-7246
- Enumerated
- Mar 5, 2007
- Record last updated
- Mar 1, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (660) 422-7243
- Medicare enrollment
- Enrolled (PECOS I20100309000019); accepts Medicare assignment
- Medical or professional school
- Northwestern College Of Chiropractic, 1993
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 2,537 in Missouri → Look up another NPI →
Verify John J. Riordan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2008033989Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John J. Riordan among 2,537 chiropractor records in Missouri
John J. Riordan, DC is one of 2,537 chiropractor records with a practice address in Missouri. 19% 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 29% of them.
- NPI issued2007 · 29% of these records are older, 56% newer
- In a Medicare fileNo · 19% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated1993 · median 2009 among the 1,039 with a school on file
- Record last updated2017 · 68% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 chiropractor records list a practice address in Warrensburg
They are 8 of the 472 NPPES records with a practice address in Warrensburg, and 2,537 chiropractor records in Missouri. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,537 in Missouri → Every provider in Warrensburg → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Andrew Bedell, DCWarrensburg, MO 640931326063983
- Frank Calhoon, DCWarrensburg, MO 640931972533792
- Layton Gray, DCWarrensburg, MO 640931568960276
- David Plattner, DCWarrensburg, MO 640931285791855
- David Quibell, D.C.Warrensburg, MO 640931073536314
- Sarah Stephens, DCWarrensburg, MO 640931326034109
- Susan Stockton, D.C.Warrensburg, MO 640931134419237
- Linda Buckmiller, DCSmithville, MO 640891730119470
Common questions
What is John J. Riordan, DC's NPI number?
John J. Riordan, DC's National Provider Identifier (NPI) is 1558490524, issued on Mar 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is John J. Riordan, DC located?
The NPPES record lists a practice address at 420 East Young Avenue, Warrensburg, MO, 64093. Phone: (660) 422-7246. Providers update this record themselves, so call before visiting.
How can I verify John J. Riordan, DC's license?
NPPES lists Missouri license number 2008033989, as entered by the provider. Search the Missouri 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.