NPPES file of Aug 9, 2026

Tu Tranvan, M.D.

Gastroenterology Physician · Rosemead, CA

Tu Tranvan, M.D. is a gastroenterology physician with a practice address in Rosemead, California, and NPI 1376570184, issued on Jun 27, 2006. Check the license (California A52994, 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
1376570184
Name
Tu Tranvan
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
A52994 CA
Self-reported in NPPES; status is on the state search
Practice location
9143 Valley Blvd, Rosemead, CA 91770
Phone
(626) 285-7598
Enumerated
Jun 27, 2006
Record last updated
May 18, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(626) 285-7698
Medicaid ID
00A529942 CA
Medicare enrollment
Enrolled (PECOS I20101103000348); may accept 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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Also registered at 9143 Valley Blvd

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

  1. Robert Dinh, D.CChiropractor1891855177
  2. Margarette Duong, FNPFamily Nurse Practitioner1285931790
  3. My-Linh Trinh, MDPediatrics Physician1114251956

Verify Tu Tranvan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A52994    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

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2.1 times the Medicare Part D claims of the average gastroenterology physician in 2024

1,688 Medicare Part D claims for 275 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 48% of claims.

  1. Tu Tranvan1,688
  2. Specialty average811

Most prescribed

  1. Vemlidy657 claims
  2. Entecavir296 claims
  3. Pantoprazole Sodium197 claims
  4. Linzess109 claims
  5. Famotidine89 claims
  6. Lansoprazole46 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: $260.94

22 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, 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. Tu Tranvan$260.94
  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.

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

All 2,140 in California → Every provider in Rosemead →

Other gastroenterology physician records in California

  1. David Aarons, MDLodi, CA1619081379
  2. Constante Abaya, MDOxnard, CA1003918459
  3. Sadeea Abbasi, M.D., PH.D.Los Angeles, CA1366713513
  4. Basim Abdelkarim, MDUpland, CA1932217544
  5. Homan Abdollahzadeh, MDPalm Springs, CA1184634826
  6. John Abdulian, M.D.Fresno, CA1437114113
  7. Hussein Abidali, DORancho Cucamonga, CA1205274768
  8. Alaa Abousaif, MDOrange, CA1235124108
  9. Donald Abrahm, M.D.Newport Beach, CA1215022405
  10. Maria Abreu, M.D.West Hollywood, CA1598793374

Common questions

What is Tu Tranvan, M.D.'s NPI number?

Tu Tranvan, M.D.'s National Provider Identifier (NPI) is 1376570184, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tu Tranvan, M.D. located?

The NPPES record lists a practice address at 9143 Valley Blvd, Rosemead, CA, 91770. Phone: (626) 285-7598. Providers update this record themselves, so call before visiting.

How can I verify Tu Tranvan, M.D.'s license?

NPPES lists California license number A52994, 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 Tu Tranvan, M.D. prescribe under Medicare Part D?

In 2024, Tu Tranvan, M.D. had 1,688 Medicare Part D claims for 275 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.