NPPES file of Aug 9, 2026

Viet-Hong Duy Bui, D.O.

Family Medicine Physician · San Jose, CA

Viet-Hong Duy Bui, D.O. is a family medicine physician with a practice address in San Jose, California, and NPI 1407830185, issued on Dec 6, 2005. Check the license (California 20A7051, 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
1407830185
Name
Viet-Hong Duy Bui
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A7051 CA
Self-reported in NPPES; status is on the state search
Practice location
696 E Santa Clara St, San Jose, CA 95112
Phone
(408) 295-9839
Enumerated
Dec 6, 2005
Record last updated
Jun 30, 2025
Fax
(408) 295-1505
Medicaid ID
00AX70510 CA
Medicare enrollment
Enrolled (PECOS I20050629000476); accepts Medicare assignment
Medical or professional school
College Of Osteo Med Of The Pacific At Pomona, 1996
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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Also registered at 696 E Santa Clara St

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

  1. Lisa Chan, O.T.R.Occupational Therapist1770649352
  2. Richard Ferry, M.S.Marriage & Family Therapist1285996546
  3. Hoang Nguyen, D.O.Cardiovascular Disease Physician1790995975
  4. Ngai Nguyen, MDCardiovascular Disease Physician1205883501
  5. Elisa Rea, PA-CPhysician Assistant1467727651
  6. Noushin SheidaeiPhysician Assistant1417392879

Verify Viet-Hong Duy Bui in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A7051
    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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27% fewer Medicare Part D claims than the average family medicine physician in 2024

2,574 Medicare Part D claims for 181 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Viet-Hong Bui2,574
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium261 claims
  2. Losartan Potassium164 claims
  3. Amlodipine Besylate118 claims
  4. Metoprolol Succinate117 claims
  5. Rosuvastatin Calcium110 claims
  6. Simvastatin86 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.

265 family medicine physician records list a practice address in San Jose

They are 265 of the 20,925 NPPES records with a practice address in San Jose, and 17,133 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Viet-Hong Duy Bui, D.O.'s NPI number?

Viet-Hong Duy Bui, D.O.'s National Provider Identifier (NPI) is 1407830185, issued on Dec 6, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Viet-Hong Duy Bui, D.O. located?

The NPPES record lists a practice address at 696 E Santa Clara St, San Jose, CA, 95112. Phone: (408) 295-9839. Providers update this record themselves, so call before visiting.

How can I verify Viet-Hong Duy Bui, D.O.'s license?

NPPES lists California license number 20A7051, 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 Viet-Hong Duy Bui, D.O. prescribe under Medicare Part D?

In 2024, Viet-Hong Duy Bui, D.O. had 2,574 Medicare Part D claims for 181 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.