Karen Becerra Matthews-Penagos, DDS
General Practice Dentistry · Oceanside, CA
Karen Becerra Matthews-Penagos, DDS is a general practice dentistry with a practice address in Oceanside, California, and NPI 1740451012, issued on Mar 14, 2008. Check the license (California 55692, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Becerra Matthews-Penagos
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 55692 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3998 Vista Way, Oceanside, CA 92056
- Phone
- (760) 736-6767
- Enumerated
- Mar 14, 2008
- Record last updated
- Feb 13, 2026
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Also registered at 3998 Vista Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Becerra Matthews-Penagos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 55692Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
39% fewer Medicare Part D claims than the average general practice dentistry in 2024
51 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.
Most prescribed
- Chlorhexidine Gluconate14 claims
- Amoxicillin11 claims
- Methylprednisolone11 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.
Industry payments in 2024: $43.38
1 payment: food and beverage; the largest payer was Henry Schein, Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Karen Becerra Matthews-Penagos among 17,852 general practice dentistry records in California
Karen Becerra Matthews-Penagos, DDS is one of 17,852 general practice dentistry records with a practice address in California. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 35% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2026 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
53 general practice dentistry records list a practice address in Oceanside
They are 53 of the 3,438 NPPES records with a practice address in Oceanside, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Oceanside → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Elvira Arranz, D.M.DOceanside, CA 920561649350018
- Alireza Assadian, M.S., D.D.SOceanside, CA 920561033218870
- Stuart Chang, D.D.S.Oceanside, CA 920561205930658
- Connie Chen, D.D.S.Oceanside, CA 920561174677819
- Paul Dart, DDSOceanside, CA 920561679718837
- Christopher Herman, DDSOceanside, CA 920561730222597
- Victoria Le, DDSOceanside, CA 920561245545607
- Vanessa Lee, DDSOceanside, CA 920561942300595
Common questions
What is Karen Becerra Matthews-Penagos, DDS's NPI number?
Karen Becerra Matthews-Penagos, DDS's National Provider Identifier (NPI) is 1740451012, issued on Mar 14, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Karen Becerra Matthews-Penagos, DDS located?
The NPPES record lists a practice address at 3998 Vista Way, Oceanside, CA, 92056. Phone: (760) 736-6767. Providers update this record themselves, so call before visiting.
How can I verify Karen Becerra Matthews-Penagos, DDS's license?
NPPES lists California license number 55692, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Karen Becerra Matthews-Penagos, DDS prescribe under Medicare Part D?
In 2024, Karen Becerra Matthews-Penagos, DDS had 51 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.