Registry data as of Aug 27, 2026

Vananh Nguyen, MD

Diagnostic Radiology Physician · Placentia, CA

Vananh Nguyen, MD is a diagnostic radiology physician with a practice address in Placentia, California, and NPI 1447376785, issued on Mar 21, 2007. Check the license (California A75772, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1447376785
Name
Vananh Nguyen
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A75772 CA
Self-reported in NPPES; status is on the state search
Practice location
1007 Appling Ave, Placentia, CA 92870
Phone
(714) 348-8301
Enumerated
Mar 21, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Vananh 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 A75772
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

62% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024

26 Medicare Part D claims, against an average of 68 among the 2,907 providers of this specialty who prescribed in Part D.

  1. Vananh Nguyen26
  2. Specialty average68

Most prescribed

  1. Famotidine13 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.

Diagnostic Radiology Physician providers in California

There are 4,131 diagnostic radiology physician records in California.

Other diagnostic radiology physician records in California

  1. Jason Aaronson, MDLos Angeles, CA1023145463
  2. Pablo Abbona, MDLos Angeles, CA1689856239
  3. Rashed AbdelaalRiverside, CA1518726090
  4. Ahmed Abdelhalim, MDRiverside, CA1275162927
  5. Fatemeh Abdollahi Mofakham, MDLos Angeles, CA1659652915
  6. Bennett Abe, MDVisalia, CA1184731283
  7. Stephen Abedon, M.D.Daly City, CA1689628687
  8. Richard Abello, M.D.La Jolla, CA1245205996
  9. Deborah Abelson, M.D.Thousand Oaks, CA1821277252
  10. Denise Aberle, MDLos Angeles, CA1053361501

Common questions

What is Vananh Nguyen, MD's NPI number?

Vananh Nguyen, MD's National Provider Identifier (NPI) is 1447376785, issued on Mar 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Vananh Nguyen, MD located?

The NPPES record lists a practice address at 1007 Appling Ave, Placentia, CA, 92870. Phone: (714) 348-8301. Providers update this record themselves, so call before visiting.

How can I verify Vananh Nguyen, MD's license?

NPPES lists California license number A75772, 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 Vananh Nguyen, MD prescribe under Medicare Part D?

In 2024, Vananh Nguyen, MD had 26 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 68. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.