NPPES file of Aug 9, 2026

Thao Le Thanh Nguyen, D.O.

Family Medicine Physician · Stockton, CA

Thao Le Thanh Nguyen, D.O. is a family medicine physician with a practice address in Stockton, California, and NPI 1477816544, issued on Jun 22, 2012. Check the license (California 20A13312, as entered in NPPES) on the Medical Board of California; 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
1477816544
Name
Thao Le Thanh Nguyen
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A13312 CA
Self-reported in NPPES; status is on the state search
Practice location
3132 W March LN Ste 5, Stockton, CA 95219
Phone
(209) 475-5500
Enumerated
Jun 22, 2012
Record last updated
Sep 8, 2023
Fax
(209) 475-5535
Medicare enrollment
Enrolled (PECOS I20150820012438); accepts Medicare assignment
Medical or professional school
Western University Of Health Sciences College Of Dental Med, 2012
Telehealth
Offers telehealth (CMS)
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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Also registered at 3132 W March LN Ste 5

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

  1. Rakesh Baboo, MD, MBBSInternal Medicine Physician1083190839
  2. Vanessa BojorquesPhysician Assistant1306629423
  3. Carol Burch, MDFamily Medicine Physician1356360721
  4. Regina Burgos, FNPFamily Nurse Practitioner1194136754
  5. Anureet Gill, MDFamily Medicine Physician1700041506
  6. Samira Jahangiri, M.D.Family Medicine Physician1598928822

Verify Thao Le Thanh Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A13312
    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
Open 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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15% more Medicare Part D claims than the average family medicine physician in 2024

4,061 Medicare Part D claims for 237 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 32 claims were for opioids.

  1. Thao Nguyen4,061
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium414 claims
  2. Amlodipine Besylate191 claims
  3. Losartan Potassium173 claims
  4. Fluticasone Propionate135 claims
  5. Lisinopril121 claims
  6. Gabapentin110 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 MIPS final score for 2023 (Medicare payment program): 96.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score80.3
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $103.87

1 payment: food and beverage; the largest payer was Kerecis Limited. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thao Nguyen$103.87
  2. Specialty average$902.55

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

Bills Medicare through one group practice

  1. Dignity Health Medical FoundationStockton, CA

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

Thao Le Thanh Nguyen among 17,133 family medicine physician records in California

Thao Le Thanh Nguyen, D.O. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 66% of them.

  • NPI issued2012 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2012 · median 2005 among the 10,652 with a school on file
  • Record last updated2023 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

116 family medicine physician records list a practice address in Stockton

They are 116 of the 9,522 NPPES records with a practice address in Stockton, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Carol Burch, MDStockton, CA 952191356360721
  2. Wilmer Garcia Ricardo, M.D.Stockton, CA 952191205496239
  3. Anureet Gill, MDStockton, CA 952191700041506
  4. Anita Heart, MDStockton, CA 952191720216179
  5. Samira Jahangiri, M.D.Stockton, CA 952191598928822
  6. Nicole Knotts, M.D.Stockton, CA 952191194096743
  7. Kanchan KumariStockton, CA 952191598385916
  8. Annapoorna Muthyapu, M.D.Stockton, CA 952191063767564

Common questions

What is Thao Le Thanh Nguyen, D.O.'s NPI number?

Thao Le Thanh Nguyen, D.O.'s National Provider Identifier (NPI) is 1477816544, issued on Jun 22, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Thao Le Thanh Nguyen, D.O. located?

The NPPES record lists a practice address at 3132 W March LN Ste 5, Stockton, CA, 95219. Phone: (209) 475-5500. Providers update this record themselves, so call before visiting.

How can I verify Thao Le Thanh Nguyen, D.O.'s license?

NPPES lists California license number 20A13312, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Thao Le Thanh Nguyen, D.O. prescribe under Medicare Part D?

In 2024, Thao Le Thanh Nguyen, D.O. had 4,061 Medicare Part D claims for 237 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Thao Le Thanh Nguyen, D.O.'s MIPS final score?

The 2023 MIPS final score is 96.5 of 100. 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.