Registry data as of Aug 27, 2026

Quan Bui

Advanced Heart Failure and Transplant Cardiology Physician · San Diego, CA

Quan Bui is an advanced heart failure and transplant cardiology physician with a practice address in San Diego, California, and NPI 1831553718, issued on Apr 7, 2016. Check the license 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
1831553718
Name
Quan Bui
Primary taxonomy
Advanced Heart Failure and Transplant Cardiology Physician 207RA0001X
Practice location
200 W Arbor Dr, San Diego, CA 92103
Phone
(800) 926-8783
Enumerated
Apr 7, 2016
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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Also registered at 200 W Arbor Dr

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

  1. Alison A'Court, MDAnesthesiology Physician1912218199
  2. Benjamin Abbadessa, M.D.Surgery Physician1255593612
  3. Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
  4. Joseph Abdelmalek, M.DHospitalist Physician1740485531
  5. Kristy AbelCertified Registered Nurse Anesthetist1962113035
  6. Paula Abeleda, NPFamily Nurse Practitioner1558945022

Verify Quan Bui in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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 →

32% fewer Medicare Part D claims than the average advanced heart failure and transplant cardiology physician in 2024

1,301 Medicare Part D claims for 192 beneficiaries, against an average of 1,916 among the 507 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Quan Bui1,301
  2. Specialty average1,916

Most prescribed

  1. Rosuvastatin Calcium89 claims
  2. Metoprolol Succinate79 claims
  3. Losartan Potassium71 claims
  4. Jardiance57 claims
  5. Eliquis46 claims
  6. Atorvastatin Calcium42 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: $1,556.91

24 payments, mostly food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C.. The 459 providers of this specialty with any payment received $6,448.24 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Quan Bui$1,556.91
  2. Specialty average$6,448.24

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Regents OF The University OF CaliforniaSan Diego, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Advanced Heart Failure and Transplant Cardiology Physician providers in California

There are 45 advanced heart failure and transplant cardiology physician records in California.

Other advanced heart failure and transplant cardiology physician records in California

  1. Fahim Abbasi, M.D.Stanford, CA1841484037
  2. Tishangi Agrawal, MDSouth Pasadena, CA1396003257
  3. Denise Barnard, M.D.San Diego, CA1669497731
  4. Leila BeachSan Francisco, CA1861811044
  5. Antoinette Birs, M.D.San Diego, CA1164957957
  6. Andrea Boettcher, NPSan Diego, CA1073161329
  7. Lawrence Czer, M.D.West Hollywood, CA1972564201
  8. Adam Daniels, NPBeverly Hills, CA1134852650
  9. Jacqueline Desjardin, MDSan Francisco, CA1699207217
  10. Tanya Doctorian, M.D.Loma Linda, CA1275917940

Common questions

What is Quan Bui's NPI number?

Quan Bui's National Provider Identifier (NPI) is 1831553718, issued on Apr 7, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Quan Bui located?

The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (800) 926-8783. Providers update this record themselves, so call before visiting.

How can I verify Quan Bui's license?

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 Quan Bui prescribe under Medicare Part D?

In 2024, Quan Bui had 1,301 Medicare Part D claims for 192 beneficiaries; the average among advanced heart failure and transplant cardiology physician prescribers was 1,916. 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.