NPPES file of Aug 9, 2026

Jackie Thanh Van Nguyen, PA

Physician Assistant · Palo Alto, CA

Jackie Thanh Van Nguyen, PA is a physician assistant with a practice address in Palo Alto, California, and NPI 1659998185, issued on Jun 30, 2020. Check the license (California 59539, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659998185
Name
Jackie Thanh Van Nguyen
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
59539 CA
Self-reported in NPPES; status is on the state search
Practice location
725 Welch RD, Palo Alto, CA 94304
Phone
(650) 497-8000
Enumerated
Jun 30, 2020
Record last updated
Oct 7, 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.
Download card Updates feed

Also registered at 725 Welch RD

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

  1. Shayda Abadi, NPNurse Practitioner1316745540
  2. Natasha AbadillaStudent in an Organized Health Care Education/Training Program1194306928
  3. Alexandra Abbott, MDPediatrics Physician1760018675
  4. Steven Abboud, MDAnesthesiology Physician1619364908
  5. Ali Abdelhafiz Abdelsamea, MDPediatrics Physician1699390104
  6. Alireza Abdollah Shamshirsaz, M.D.Obstetrics & Gynecology Physician1881804235

Verify Jackie Thanh Van 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 59539
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

86% fewer Medicare Part D claims than the average physician assistant in 2024

119 Medicare Part D claims for 84 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Jackie Nguyen119
  2. Specialty average830

Most prescribed

  1. 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.7
  2. Costout of 100 · 30%97.1
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Jackie Thanh Van Nguyen among 14,451 physician assistant records in California

Jackie Thanh Van Nguyen, PA 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 2020, is newer than 62% of them.

  • NPI issued2020 · 62% of these records are older, 33% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2021 · 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).

155 physician assistant records list a practice address in Palo Alto

They are 155 of the 7,617 NPPES records with a practice address in Palo Alto, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Tracy Berggren, PA-CPalo Alto, CA 943041407018468
  2. Camille Bloom, PA-CPalo Alto, CA 943041558670588
  3. Emily Dong, PA-CPalo Alto, CA 943041376853622
  4. Rosanna Duester, PA-CPalo Alto, CA 943041225280159
  5. Erin Frawley, PAPalo Alto, CA 943041942452149
  6. Jacqueline Julty, PA-CPalo Alto, CA 943041184759649
  7. Clair Kuriakose, PAPalo Alto, CA 943041710141718
  8. Lynn Maestretti, PA-CPalo Alto, CA 943041710150024

Common questions

What is Jackie Thanh Van Nguyen, PA's NPI number?

Jackie Thanh Van Nguyen, PA's National Provider Identifier (NPI) is 1659998185, issued on Jun 30, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Jackie Thanh Van Nguyen, PA located?

The NPPES record lists a practice address at 725 Welch RD, Palo Alto, CA, 94304. Phone: (650) 497-8000. Providers update this record themselves, so call before visiting.

How can I verify Jackie Thanh Van Nguyen, PA's license?

NPPES lists California license number 59539, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Jackie Thanh Van Nguyen, PA prescribe under Medicare Part D?

In 2024, Jackie Thanh Van Nguyen, PA had 119 Medicare Part D claims for 84 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Jackie Thanh Van Nguyen, PA's MIPS final score?

The 2023 MIPS final score is 94.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.