NPPES file of Aug 9, 2026

Mario Guillermo Valdez, D.D.S.

General Practice Dentistry · Santa Ana, CA

Mario Guillermo Valdez, D.D.S. is a general practice dentistry with a practice address in Santa Ana, California, and NPI 1033128111, issued on Aug 6, 2006. Check the license (California 50838, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1033128111
Name
Mario Guillermo Valdez
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
50838 CA
Self-reported in NPPES; status is on the state search
Practice location
1500 N Grand Ave Ste 102, Santa Ana, CA 92701
Phone
(714) 667-5946
Enumerated
Aug 6, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(714) 667-6935
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 Mario Guillermo Valdez 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 50838
    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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70% fewer Medicare Part D claims than the average general practice dentistry in 2024

25 Medicare Part D claims for 12 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Mario Valdez25
  2. Specialty average83

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

150 general practice dentistry records list a practice address in Santa Ana

They are 150 of the 8,904 NPPES records with a practice address in Santa Ana, and 17,852 general practice dentistry records in California.

Other general practice dentistry records in California

  1. Ronald Aanerud, DDSSan Diego, CA1871752931
  2. Steven Aaronson, D.D.S.Santa Monica, CA1265455851
  3. Shahrzad Aarup, DDSPomona, CA1265784367
  4. Al Abad, DDSSan Jose, CA1104992148
  5. Erwin Abad, D.D.S.Canoga Park, CA1861590093
  6. Francine Abad, DDSSan Francisco, CA1942700810
  7. Maria Abad, D.D.S.Norwalk, CA1215006754
  8. Mark Ryan Abad, DDSDaly City, CA1770357394
  9. Sanaz Abadi, D.D.S.Los Angeles, CA1699934026
  10. Ernesto Abadilla, DDSPalm Desert, CA1508063801

Common questions

What is Mario Guillermo Valdez, D.D.S.'s NPI number?

Mario Guillermo Valdez, D.D.S.'s National Provider Identifier (NPI) is 1033128111, issued on Aug 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mario Guillermo Valdez, D.D.S. located?

The NPPES record lists a practice address at 1500 N Grand Ave Ste 102, Santa Ana, CA, 92701. Phone: (714) 667-5946. Providers update this record themselves, so call before visiting.

How can I verify Mario Guillermo Valdez, D.D.S.'s license?

NPPES lists California license number 50838, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Mario Guillermo Valdez, D.D.S. prescribe under Medicare Part D?

In 2024, Mario Guillermo Valdez, D.D.S. had 25 Medicare Part D claims for 12 beneficiaries; the average among general practice dentistry prescribers was 83. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.