NPPES file of Aug 9, 2026

Gustavo Aranguren, DDS

Dentist · Covina, CA

Gustavo Aranguren, DDS is a dentist with a practice address in Covina, California, and NPI 1750845368, issued on Jan 28, 2019. Check the license (California 103504, 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
1750845368
Name
Gustavo Aranguren
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
103504 CA
Self-reported in NPPES; status is on the state search
Practice location
1406 N Azusa Ave Ste C, Covina, CA 91722
Phone
(626) 506-2216
Enumerated
Jan 28, 2019
Record last updated
Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
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 1406 N Azusa Ave Ste C

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

  1. Ibette Gonzalez, 535Dental Assistant1386067718
  2. Foujan JabbarzadehkhoeiDentist1164290045
  3. Jared Kroll, D.ADental Assistant1023256542
  4. Delmy LopezDental Assistant1912219916
  5. Veronica Lozano, RDAEFDental Assistant1972836773
  6. Bobbi OshiroDental Assistant1720226145

Verify Gustavo Aranguren 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 103504
    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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43% fewer Medicare Part D claims than the average dentist in 2024

49 Medicare Part D claims for 25 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Gustavo Aranguren49
  2. Specialty average86

Most prescribed

  1. Amoxicillin19 claims
  2. Chlorhexidine Gluconate12 claims
  3. Ibuprofen12 claims

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.

Gustavo Aranguren among 14,729 dentist records in California

Gustavo Aranguren, DDS is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 78% of them.

  • NPI issued2019 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2021 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 dentist records list a practice address in Covina

They are 23 of the 3,736 NPPES records with a practice address in Covina, and 14,729 dentist records in California.

The 8 dentist records with the nearest ZIP codes

  1. Teresita FernandezCovina, CA 917221548540743
  2. Aaron Gudino, D.D.S.Covina, CA 917221477791267
  3. Foujan JabbarzadehkhoeiCovina, CA 917221164290045
  4. Russell Morita, DDSCovina, CA 917221538300165
  5. Walter Rong, DDSCovina, CA 917221982943007
  6. Justin SlominskiCovina, CA 917221750010153
  7. Luis Suga, DDSCovina, CA 917221386071702
  8. Romit Rajan Talwar, DDSCovina, CA 917221124742002

Common questions

What is Gustavo Aranguren, DDS's NPI number?

Gustavo Aranguren, DDS's National Provider Identifier (NPI) is 1750845368, issued on Jan 28, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Gustavo Aranguren, DDS located?

The NPPES record lists a practice address at 1406 N Azusa Ave Ste C, Covina, CA, 91722. Phone: (626) 506-2216. Providers update this record themselves, so call before visiting.

How can I verify Gustavo Aranguren, DDS's license?

NPPES lists California license number 103504, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Gustavo Aranguren, DDS prescribe under Medicare Part D?

In 2024, Gustavo Aranguren, DDS had 49 Medicare Part D claims for 25 beneficiaries; the average among dentist prescribers was 86. 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.