NPPES file of Aug 9, 2026

Son Truong Nguyen, M.D.

Internal Medicine Physician · Long Beach, CA

Son Truong Nguyen, M.D. is an internal medicine physician with a practice address in Long Beach, California, and NPI 1811285422, issued on Jul 17, 2011. Check the license (California A129440, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811285422
Name
Son Truong Nguyen
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A129440 CA
Self-reported in NPPES; status is on the state search
Practice location
3610 Atlantic Ave, Long Beach, CA 90807
Phone
(562) 424-8814
Enumerated
Jul 17, 2011
Record last updated
Aug 25, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(562) 427-2604
Medicare enrollment
Enrolled (PECOS I20141210000025); 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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8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →

Also registered at 3610 Atlantic Ave

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

  1. Linda Destefano, DNPAcute Care Nurse Practitioner1881090330
  2. Hamid Far, MDInternal Medicine Physician1982807657
  3. Fathima Zahra Kamil Faiz, M.D.Internal Medicine Physician1972919355
  4. Peter KiersteadInternal Medicine Physician1700164944
  5. Pamela Lee, P.A.Medical Physician Assistant1255362984
  6. Irene Malek, M.D.Family Medicine Physician1316984248

Verify Son Truong 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 A129440    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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87% fewer Medicare Part D claims than the average internal medicine physician in 2024

425 Medicare Part D claims for 101 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 12 claims were for opioids.

  1. Son Nguyen425
  2. Specialty average3,176

Most prescribed

  1. Furosemide19 claims
  2. Metformin Hcl15 claims
  3. Metoprolol Succinate14 claims
  4. Amlodipine Besylate13 claims
  5. Atorvastatin Calcium13 claims
  6. Clopidogrel13 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: $43.66

2 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Son Nguyen$43.66
  2. Specialty average$1,303.06

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. Quantum Healthcare Medical Associates IncColton, CA

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

Son Truong Nguyen among 17,696 internal medicine physician records in California

Son Truong Nguyen, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 66% of them.

  • NPI issued2011 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2010 · median 2004 among the 11,065 with a school on file
  • Record last updated2014 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

221 internal medicine physician records list a practice address in Long Beach

They are 221 of the 13,650 NPPES records with a practice address in Long Beach, and 17,696 internal medicine physician records in California.

All 17,696 in California → Every provider in Long Beach → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Alexander Abary, MDLong Beach, CA 908071104995919
  2. Youssef Awad, MDLong Beach, CA 908071164528105
  3. Maurice Bell, MDLong Beach, CA 908071003838020
  4. Archna Chaudhary, MDLong Beach, CA 908071548372634
  5. Robert Comer, MDLong Beach, CA 908071134233158
  6. Hamid Far, MDLong Beach, CA 908071982807657
  7. Neeraj Gupta, M.D.Long Beach, CA 908071356504062
  8. Rubina Husain, M.D.Long Beach, CA 908071720046717

Common questions

What is Son Truong Nguyen, M.D.'s NPI number?

Son Truong Nguyen, M.D.'s National Provider Identifier (NPI) is 1811285422, issued on Jul 17, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Son Truong Nguyen, M.D. located?

The NPPES record lists a practice address at 3610 Atlantic Ave, Long Beach, CA, 90807. Phone: (562) 424-8814. Providers update this record themselves, so call before visiting.

How can I verify Son Truong Nguyen, M.D.'s license?

NPPES lists California license number A129440, 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 Son Truong Nguyen, M.D. prescribe under Medicare Part D?

In 2024, Son Truong Nguyen, M.D. had 425 Medicare Part D claims for 101 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.