NPPES file of Aug 9, 2026

Amy Nguyen

Physician Assistant · Laguna Hills, CA

Amy Nguyen is a physician assistant with a practice address in Laguna Hills, California, and NPI 1265022438, issued on Jan 21, 2021. Check the license (California 59827, 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
1265022438
Name
Amy Nguyen
Primary taxonomy
Physician Assistant 363A00000X
License number
59827 CA
Self-reported in NPPES; status is on the state search
Practice location
24012 Calle DE LA Plata Ste 150, Laguna Hills, CA 92653
Phone
(949) 588-7246
Enumerated
Jan 21, 2021
Record last updated
Jul 29, 2026
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 24012 Calle DE LA Plata Ste 150

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

  1. Caroline Choan, MDNeurology Physician1255352498
  2. Matthew Harris, M.D.Pain Medicine (Anesthesiology) Physician1194951194
  3. Bradford Lively, PA-CPhysician Assistant1134846835
  4. Ryan Oliver, PA-CPhysician Assistant1821808460

Verify Amy Nguyen 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 59827
    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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7.2 times the Medicare Part D claims of the average physician assistant in 2024

5,981 Medicare Part D claims for 609 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 3,650 claims were for opioids.

  1. Amy Nguyen5,981
  2. Specialty average830

Most prescribed

  1. Hydrocodone-Acetaminophen1,419 claims
  2. Oxycodone Hcl549 claims
  3. Gabapentin489 claims
  4. Oxycodone-Acetaminophen412 claims
  5. Tramadol Hcl361 claims
  6. Pregabalin353 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: $147.83

5 payments; by number, the most common kind was food and beverage; the largest payer was Actelion Pharmaceuticals US, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Amy Nguyen$147.83
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Amy Nguyen among 14,451 physician assistant records in California

Amy 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 2021, is newer than 67% of them.

  • NPI issued2021 · 67% of these records are older, 27% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2026 · 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).

53 physician assistant records list a practice address in Laguna Hills

They are 53 of the 2,069 NPPES records with a practice address in Laguna Hills, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Sarah Baca, PA-CLaguna Hills, CA 926531487895678
  2. Richard Fan, PALaguna Hills, CA 926531801963673
  3. Nicole Hahn, PALaguna Hills, CA 926531497953053
  4. Meredith Harsh, PALaguna Hills, CA 926531003178534
  5. Albert Huerta, PA-CLaguna Hills, CA 926531487835682
  6. Tara Krishnasastry, P.A.Laguna Hills, CA 926531639313745
  7. Victoria Mills, M.M.S., PA-CLaguna Hills, CA 926531932311610
  8. Brooke Otto, PA-CLaguna Hills, CA 926531881997575

Common questions

What is Amy Nguyen's NPI number?

Amy Nguyen's National Provider Identifier (NPI) is 1265022438, issued on Jan 21, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Amy Nguyen located?

The NPPES record lists a practice address at 24012 Calle DE LA Plata Ste 150, Laguna Hills, CA, 92653. Phone: (949) 588-7246. Providers update this record themselves, so call before visiting.

How can I verify Amy Nguyen's license?

NPPES lists California license number 59827, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Amy Nguyen prescribe under Medicare Part D?

In 2024, Amy Nguyen had 5,981 Medicare Part D claims for 609 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.