NPPES file of Aug 9, 2026

Minh Quang Nguyen, M.D.

Gastroenterology Physician · Torrance, CA

Minh Quang Nguyen, M.D. is a gastroenterology physician with a practice address in Torrance, California, and NPI 1922254432, issued on Aug 15, 2008. Check the license (California A108129, 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
1922254432
Name
Minh Quang Nguyen
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
A108129 CA
Self-reported in NPPES; status is on the state search
Practice location
23456 Hawthorne Blvd Ste 300, Torrance, CA 90505
Phone
(310) 539-2055
Enumerated
Aug 15, 2008
Record last updated
Jul 14, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(310) 539-0199
Medicare enrollment
Enrolled (PECOS I20100722000554); accepts Medicare assignment
Medical or professional school
University Of Vermont College Of Medicine, 2007
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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8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →

Also registered at 23456 Hawthorne Blvd Ste 300

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

  1. Daniel Cho, M.D.Gastroenterology Physician1346433828
  2. Jerome Cohen, M.D.Gastroenterology Physician1922036474
  3. Alessandra Dibernardo, PTAPhysical Therapy Assistant1801308283
  4. Bernard Felipe, PTAPhysical Therapy Assistant1306496484
  5. Yesenia French, FNPFamily Nurse Practitioner1760243521
  6. Liam Heng, AGACNPAcute Care Nurse Practitioner1316331838

Verify Minh Quang 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 A108129    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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17% fewer Medicare Part D claims than the average gastroenterology physician in 2024

673 Medicare Part D claims for 202 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Minh Nguyen673
  2. Specialty average811

Most prescribed

  1. Omeprazole157 claims
  2. Famotidine86 claims
  3. Pantoprazole Sodium69 claims
  4. Gavilyte-G24 claims
  5. Mesalamine23 claims
  6. Dicyclomine Hcl21 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: $1,248.33

66 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Minh Nguyen$1,248.33
  2. Specialty average$5,015.95

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. South Bay Gastroenterology Medical GroupTorrance, CA

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

Minh Quang Nguyen among 2,140 gastroenterology physician records in California

Minh Quang Nguyen, M.D. is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 63% of them.

  • NPI issued2008 · 63% of these records are older, 31% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2007 · median 2002 among the 1,538 with a school on file
  • Record last updated2021 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

All 2,140 in California → Every provider in Torrance → Gastroenterology Physician nationwide →

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Susanna Chan, M.D.Torrance, CA 905051497794283
  2. David Chung, MDTorrance, CA 905051851362974
  3. Karl Fukunaga, MDTorrance, CA 905051487644613
  4. Thai Ha, MDTorrance, CA 905051174512172
  5. Kenneth Holt, MDTorrance, CA 905051932198108
  6. Tonny Lee, M.D.Torrance, CA 905051639118748
  7. Masaharu Osato, M.D.Torrance, CA 905051265470280
  8. Norman Panitch, MDTorrance, CA 905051306881487

Common questions

What is Minh Quang Nguyen, M.D.'s NPI number?

Minh Quang Nguyen, M.D.'s National Provider Identifier (NPI) is 1922254432, issued on Aug 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Minh Quang Nguyen, M.D. located?

The NPPES record lists a practice address at 23456 Hawthorne Blvd Ste 300, Torrance, CA, 90505. Phone: (310) 539-2055. Providers update this record themselves, so call before visiting.

How can I verify Minh Quang Nguyen, M.D.'s license?

NPPES lists California license number A108129, 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 Minh Quang Nguyen, M.D. prescribe under Medicare Part D?

In 2024, Minh Quang Nguyen, M.D. had 673 Medicare Part D claims for 202 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.