NPPES file of Aug 9, 2026

Leslie Nguyen

Physician Assistant · Eastvale, CA

Leslie Nguyen is a physician assistant with a practice address in Eastvale, California, and NPI 1104462803, issued on Nov 18, 2019. 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
1104462803
Name
Leslie Nguyen
Primary taxonomy
Physician Assistant 363A00000X
Practice location
14252 Schleisman RD, Eastvale, CA 92880
Phone
(951) 941-0900
Enumerated
Nov 18, 2019
Record last updated
Jul 27, 2022
Medicare enrollment
Enrolled (PECOS I20230724002934); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Leslie Nguyen 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
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78% fewer Medicare Part D claims than the average physician assistant in 2024

179 Medicare Part D claims for 104 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Leslie Nguyen179
  2. Specialty average830

Most prescribed

  1. Albuterol Sulfate Hfa18 claims
  2. Azithromycin18 claims
  3. Amoxicillin-Clavulanate Potass17 claims
  4. Nitrofurantoin Mono-Macro13 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.

Bills Medicare through one group practice

  1. Carbon Health Medical Group OF California PCEastvale, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Leslie Nguyen among 14,451 physician assistant records in California

Leslie Nguyen is one of 14,451 physician assistant records with a practice address in California. 75% 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 56% of them.

  • NPI issued2019 · 56% of these records are older, 38% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2020 · median 2018 among the 7,214 with a school on file
  • Record last updated2022 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

5 physician assistant records list a practice address in Eastvale

They are 5 of the 303 NPPES records with a practice address in Eastvale, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Amy Cheng, PA-CEastvale, CA 928801689379158
  2. Brenda GaribayCorona, CA 928801134445646
  3. Shina Patel, P.A.Eastvale, CA 928801649228925
  4. Andrea Price, PHYSICIAN ASSISTANTCorona, CA 928801407079718
  5. Ryan Salt, PA-CEastvale, CA 928801225857394
  6. Toni Sanders, PACEastvale, CA 928801396809752
  7. Janene Arteche, PA-CCorona, CA 928811124224241
  8. Anam AslamCorona, CA 928811154253102

Common questions

What is Leslie Nguyen's NPI number?

Leslie Nguyen's National Provider Identifier (NPI) is 1104462803, issued on Nov 18, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Leslie Nguyen located?

The NPPES record lists a practice address at 14252 Schleisman RD, Eastvale, CA, 92880. Phone: (951) 941-0900. Providers update this record themselves, so call before visiting.

How can I verify Leslie Nguyen's license?

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

How much does Leslie Nguyen prescribe under Medicare Part D?

In 2024, Leslie Nguyen had 179 Medicare Part D claims for 104 beneficiaries; the average among physician assistant prescribers was 830. 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.