NPPES file of Aug 9, 2026

Dzu Quang Tran, MD

Obstetrics & Gynecology Physician · Westminster, CA

Dzu Quang Tran, MD is an obstetrics & gynecology physician with a practice address in Westminster, California, and NPI 1821025032, issued on Jun 26, 2006. Check the license (California G83361, 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
1821025032
Name
Dzu Quang Tran
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
G83361 CA
Self-reported in NPPES; status is on the state search
Practice location
10362 Bolsa Avenue, Westminster, CA 92683
Phone
(714) 531-2091
Enumerated
Jun 26, 2006
Record last updated
Dec 12, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(714) 531-1403
Medicaid ID
00G833610 CA
Medicare enrollment
Enrolled (PECOS I20040908001312); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 1993
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 10362 Bolsa Avenue

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

  1. Thuy Bui, MDFamily Medicine Physician1619990587
  2. Diane Nguyen, MDFamily Medicine Physician1225065428
  3. Hung Nguyen, MDInternal Medicine Physician1619921095
  4. Tu Nguyen, MDInternal Medicine Physician1740217942
  5. Tuan Phan, MDFamily Medicine Physician1396799672

Verify Dzu Quang Tran in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G83361
    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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3.9 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

637 Medicare Part D claims for 155 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Dzu Tran637
  2. Specialty average165

Most prescribed

  1. Atorvastatin Calcium42 claims
  2. Azithromycin39 claims
  3. Alendronate Sodium38 claims
  4. Losartan Potassium35 claims
  5. Clotrimazole-Betamethasone31 claims
  6. Amlodipine Besylate30 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: $152.64

8 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Dzu Tran$152.64
  2. Specialty average$1,030.61

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. Bolsa Medical GroupWestminster, CA

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

Dzu Quang Tran among 5,088 obstetrics & gynecology physician records in California

Dzu Quang Tran, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1993 · median 2004 among the 2,700 with a school on file
  • Record last updated2011 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Marli Amin, M.D.Westminster, CA 926831629257530
  2. Christine Hoang, MDWestminster, CA 926831770537144
  3. Ngoc My Huynh, MDWestminster, CA 926831043377039
  4. Co Pham, MDWestminster, CA 926831558392159
  5. Thomas Quach, MDWestminster, CA 926831033123146
  6. Hau Vuong, MDWestminster, CA 926831619057619
  7. Marsha Granese, M.D.Rancho Santa Margarita, CA 926881063572915
  8. Anne Van De Water, M.D.Laguna Niguel, CA 926771720320666

Common questions

What is Dzu Quang Tran, MD's NPI number?

Dzu Quang Tran, MD's National Provider Identifier (NPI) is 1821025032, issued on Jun 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dzu Quang Tran, MD located?

The NPPES record lists a practice address at 10362 Bolsa Avenue, Westminster, CA, 92683. Phone: (714) 531-2091. Providers update this record themselves, so call before visiting.

How can I verify Dzu Quang Tran, MD's license?

NPPES lists California license number G83361, 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 Dzu Quang Tran, MD prescribe under Medicare Part D?

In 2024, Dzu Quang Tran, MD had 637 Medicare Part D claims for 155 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.