NPPES file of Aug 9, 2026

Christopher Martinez Esparza, RDH

Dental Hygienist · Ontario, CA

Christopher Martinez Esparza, RDH is a dental hygienist with a practice address in Ontario, California, and NPI 1174267652, issued on Apr 21, 2022. Check the license (California RDH34240, 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
1174267652
Name
Christopher Martinez Esparza
Credential
RDH
Primary taxonomy
Dental Hygienist 124Q00000X
License number
RDH34240 CA
Self-reported in NPPES; status is on the state search
Practice location
213 W G St, Ontario, CA 91762
Phone
(909) 984-3618
Enumerated
Apr 21, 2022
Record last updated
Apr 21, 2022
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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Also registered at 213 W G St

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

  1. Bianca Esparza, DDSDentist1174045702
  2. Blanca Esparza, D.D.S.General Practice Dentistry1528031788
  3. Oscar Esparza, D.D.SGeneral Practice Dentistry1972576130
  4. Jonathan Stuart, DDSGeneral Practice Dentistry1043749062

Verify Christopher Martinez Esparza 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 RDH34240
    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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Christopher Martinez Esparza among 1,874 dental hygienist records in California

Christopher Martinez Esparza, RDH is one of 1,874 dental hygienist records with a practice address in California. 1% 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 2022, is newer than 71% of them.

  • NPI issued2022 · 71% of these records are older, 25% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2022 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 124Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dental Hygienist providers in California

There are 1,874 dental hygienist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 dental hygienist records with the nearest ZIP codes

  1. Kimberly Gonzalez, RDHAPOntario, CA 917621124821251
  2. Martha RosasOntario, CA 917621740640481
  3. Suzanne Balderas, RDH APOntario, CA 917641144169533
  4. Anna McDonaldDiamond Bar, CA 917651245793405
  5. Tamara Vollebregt, RDHAPDiamond Bar, CA 917651417214008
  6. Anna Eng, RDH, RDHAPPomona, CA 917661295682797
  7. Ronald Love, RDHPomona, CA 917661437635703
  8. Kathryn Poh, RDHPomona, CA 917661942795109

Common questions

What is Christopher Martinez Esparza, RDH's NPI number?

Christopher Martinez Esparza, RDH's National Provider Identifier (NPI) is 1174267652, issued on Apr 21, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Martinez Esparza, RDH located?

The NPPES record lists a practice address at 213 W G St, Ontario, CA, 91762. Phone: (909) 984-3618. Providers update this record themselves, so call before visiting.

How can I verify Christopher Martinez Esparza, RDH's license?

NPPES lists California license number RDH34240, 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.