NPPES file of Aug 9, 2026

Tuan Van Mai, M.D.

Clinical Cardiac Electrophysiology Physician · San Diego, CA

Tuan Van Mai, M.D. is a clinical cardiac electrophysiology physician with a practice address in San Diego, California, and NPI 1326280231, issued on Mar 24, 2009. Check the license (California A113870, 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
1326280231
Name
Tuan Van Mai
Credential
M.D.
Primary taxonomy
Clinical Cardiac Electrophysiology Physician 207RC0001X
License numbers
A113870 CA
MD162045 OR
Self-reported in NPPES; status is on the state search
Practice location
501 Washington St Ste 512, San Diego, CA 92103
Phone
(619) 297-0014
Enumerated
Mar 24, 2009
Record last updated
May 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(619) 297-1014
Medicare enrollment
Enrolled (PECOS I20180529002584); accepts Medicare assignment
Medical or professional school
University Of California, San Diego School Of Medicine, 2009
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 501 Washington St Ste 512

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

  1. Calvin Kagan, MD, MPHClinical Cardiac Electrophysiology Physician1437543733

Verify Tuan Van Mai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A113870
    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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46% more Medicare Part D claims than the average clinical cardiac electrophysiology physician in 2024

2,501 Medicare Part D claims for 456 beneficiaries, against an average of 1,710 among the 3,173 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.

  1. Tuan Mai2,501
  2. Specialty average1,710

Most prescribed

  1. Eliquis624 claims
  2. Metoprolol Succinate300 claims
  3. Metoprolol Tartrate218 claims
  4. Flecainide Acetate163 claims
  5. Carvedilol128 claims
  6. Amiodarone Hcl120 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: $4,935.59

134 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 3,167 providers of this specialty with any payment received $10,651.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tuan Mai$4,936
  2. Specialty average$10,651

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

Bills Medicare through 2 group practices

  1. ON Call Specialists Medical Group OF San Diego IncChula Vista, CA
  2. Scripps Mercy Physicians Cardiology Medical CorporationSan Diego, CA

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

Tuan Van Mai among 304 clinical cardiac electrophysiology physician records in California

Tuan Van Mai, M.D. is one of 304 clinical cardiac electrophysiology physician records with a practice address in California. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 68% of them.

  • NPI issued2009 · 68% of these records are older, 28% newer
  • In a Medicare fileYes · 93% of these records are
  • In the CMS Doctors and Clinicians fileYes · 87% of these records are
  • Graduated2009 · median 2002 among the 261 with a school on file
  • Record last updated2018 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Cardiac Electrophysiology Physician providers in California

There are 304 clinical cardiac electrophysiology physician records in California.

The 8 clinical cardiac electrophysiology physician records with the nearest ZIP codes

  1. Ulrika Birgersdotter-Green, MDSan Diego, CA 921031851349757
  2. Gregory Feld, M.D.San Diego, CA 921031720003924
  3. Frederick Han, M.D.San Diego, CA 921031427255967
  4. Gordon Ho, M.D.San Diego, CA 921031346516069
  5. Kurt Hoffmayer, MDSan Diego, CA 921031841322195
  6. Jonathan Hsu, MDSan Diego, CA 921031629199195
  7. Calvin Kagan, MD, MPHSan Diego, CA 921031437543733
  8. David Krummen, M.D.San Diego, CA 921031235152885

Common questions

What is Tuan Van Mai, M.D.'s NPI number?

Tuan Van Mai, M.D.'s National Provider Identifier (NPI) is 1326280231, issued on Mar 24, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Tuan Van Mai, M.D. located?

The NPPES record lists a practice address at 501 Washington St Ste 512, San Diego, CA, 92103. Phone: (619) 297-0014. Providers update this record themselves, so call before visiting.

How can I verify Tuan Van Mai, M.D.'s license?

NPPES lists California license number A113870, 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 Tuan Van Mai, M.D. prescribe under Medicare Part D?

In 2024, Tuan Van Mai, M.D. had 2,501 Medicare Part D claims for 456 beneficiaries; the average among clinical cardiac electrophysiology physician prescribers was 1,710. 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.