Registry data as of Aug 27, 2026

Mark Barrett, D.C.

Chiropractor · Rancho Cucamonga, CA

Mark Barrett, D.C. is a chiropractor with a practice address in Rancho Cucamonga, California, and NPI 1437228988, issued on Nov 7, 2006. Check the license (California 17001, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1437228988
Name
Mark Barrett
Credential
D.C.
Primary taxonomy
Chiropractor 111N00000X
License number
17001 CA
Self-reported in NPPES; status is on the state search
Practice location
9033 Baseline RD Ste Q, Rancho Cucamonga, CA 91730
Phone
(909) 945-8721
Enumerated
Nov 7, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Mark Barrett 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 17001
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

43 chiropractor records list a Rancho Cucamonga practice address

They are 43 of the 4,579 NPPES records with a Rancho Cucamonga practice address, and 11,538 chiropractor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other chiropractor records in California

  1. Karl Aamot, D.C.Sunnyvale, CA1629296983
  2. Beth Aarhus, D.C.San Jose, CA1508832221
  3. Michael Aaron, D.C.Belmont, CA1679630735
  4. Thao AaronCorona, CA1821553926
  5. Sedie Abadi, D.C.Los Angeles, CA1679674089
  6. Marianne Abate-Beavers, DCRocklin, CA1124139431
  7. Dilojan Abayaratna, D.C.Los Angeles, CA1659312957
  8. Jordan Abbass, DCLong Beach, CA1275106528
  9. David Abblett, DCNapa, CA1275529398
  10. Bridget Abbott, DCDanville, CA1790508547

Common questions

What is Mark Barrett, D.C.'s NPI number?

Mark Barrett, D.C.'s National Provider Identifier (NPI) is 1437228988, issued on Nov 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Barrett, D.C. located?

The NPPES record lists a practice address at 9033 Baseline RD Ste Q, Rancho Cucamonga, CA, 91730. Phone: (909) 945-8721. Providers update this record themselves, so call before visiting.

How can I verify Mark Barrett, D.C.'s license?

NPPES lists California license number 17001, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.