NPPES file of Aug 9, 2026

John Joseph Cumiskey, D.C.

Chiropractor · La Verne, CA

John Joseph Cumiskey, D.C. is a chiropractor with a practice address in La Verne, California, and NPI 1255362638, issued on Jul 5, 2006. Check the license (California DC17456, 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.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255362638
Name
John Joseph Cumiskey
Credential
D.C.
Primary taxonomy
Chiropractor 111N00000X
License number
DC17456 CA
Self-reported in NPPES; status is on the state search
Practice location
2175 Foothill Blvd, La Verne, CA 91750
Phone
(909) 593-1990
Enumerated
Jul 5, 2006
Record last updated
Nov 6, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(909) 593-6809
Medicare enrollment
Enrolled (PECOS I20090416000645); may accept Medicare assignment
Medical or professional school
Los Angeles College Of Chiropractic, 1985
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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Verify John Joseph Cumiskey 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 DC17456
    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
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John Joseph Cumiskey among 11,498 chiropractor records in California

John Joseph Cumiskey, 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 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 65% newer
  • In a Medicare fileNo · 7% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated1985 · 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).

10 chiropractor records list a practice address in La Verne

They are 10 of the 515 NPPES records with a practice address in La Verne, and 11,498 chiropractor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 chiropractor records with the nearest ZIP codes

  1. Victor Ambrosini, D.C.La Verne, CA 917501760404297
  2. Brianna Audelo, DCLa Verne, CA 917501851046965
  3. Brittany Burkhart, D.C.La Verne, CA 917501669849386
  4. Christopher Greene, D.CLa Verne, CA 917501306960463
  5. Afshin Kaivan-Mehr, D.CLa Verne, CA 917501205032653
  6. Ryan Parrott, D.C.La Verne, CA 917501730181710
  7. Samuel Ruiz, D.C.La Verne, CA 917501407027386
  8. Marissa Serna, DCLa Verne, CA 917501588386007

Common questions

What is John Joseph Cumiskey, D.C.'s NPI number?

John Joseph Cumiskey, D.C.'s National Provider Identifier (NPI) is 1255362638, issued on Jul 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Joseph Cumiskey, D.C. located?

The NPPES record lists a practice address at 2175 Foothill Blvd, La Verne, CA, 91750. Phone: (909) 593-1990. Providers update this record themselves, so call before visiting.

How can I verify John Joseph Cumiskey, D.C.'s license?

NPPES lists California license number DC17456, 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.