NPPES file of Aug 9, 2026

Jennifer Anne Leon-Guerrero, DMD

General Practice Dentistry · Modesto, CA

Jennifer Anne Leon-Guerrero, DMD is a general practice dentistry with a practice address in Modesto, California, and NPI 1952493215, issued on Sep 28, 2006. Check the license 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
1952493215
Name
Jennifer Anne Leon-Guerrero
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
2305204702 VA
Self-reported in NPPES; status is on the state search
Practice location
4213 Dale RD Ste #8, Modesto, CA 95356
Phone
(209) 544-3413
Enumerated
Sep 28, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(209) 544-3415
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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8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →

Verify Jennifer Anne Leon-Guerrero in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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

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12% fewer Medicare Part D claims than the average general practice dentistry in 2024

73 Medicare Part D claims for 44 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Jennifer Leon-Guerrero73
  2. Specialty average83

Most prescribed

  1. Amoxicillin35 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.

Jennifer Anne Leon-Guerrero among 17,852 general practice dentistry records in California

Jennifer Anne Leon-Guerrero, DMD 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 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 71% 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 updated2007 · 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).

128 general practice dentistry records list a practice address in Modesto

They are 128 of the 9,262 NPPES records with a practice address in Modesto, and 17,852 general practice dentistry records in California.

All 17,852 in California → Every provider in Modesto → General Practice Dentistry nationwide →

The 8 general practice dentistry records with the nearest ZIP codes

  1. Mina Arbabaraghi, DMDModesto, CA 953561265923049
  2. Monica Armendariz, DDSModesto, CA 953561740764539
  3. Muhammad Ayyubi, DDSModesto, CA 953561710032552
  4. Linda Chen, DMDModesto, CA 953561700983301
  5. Diko Diko, D.D.SModesto, CA 953561164449005
  6. Toshi Hart, DDSModesto, CA 953561033237466
  7. Marinello Manuel, D.M.D.Modesto, CA 953561124290531
  8. Charles Poole, DDSModesto, CA 953561851834964

Common questions

What is Jennifer Anne Leon-Guerrero, DMD's NPI number?

Jennifer Anne Leon-Guerrero, DMD's National Provider Identifier (NPI) is 1952493215, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Anne Leon-Guerrero, DMD located?

The NPPES record lists a practice address at 4213 Dale RD Ste #8, Modesto, CA, 95356. Phone: (209) 544-3413. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Anne Leon-Guerrero, DMD's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Jennifer Anne Leon-Guerrero, DMD prescribe under Medicare Part D?

In 2024, Jennifer Anne Leon-Guerrero, DMD had 73 Medicare Part D claims for 44 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.