NPPES file of Aug 9, 2026

Tun Tun Aung, DO

Rheumatology Physician · Orange, CA

Tun Tun Aung, DO is a rheumatology physician with a practice address in Orange, California, and NPI 1922676824, issued on Jun 16, 2021. Check the license (California 20822849, 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
1922676824
Name
Tun Tun Aung
Credential
DO
Primary taxonomy
Rheumatology Physician 207RR0500X
License numbers
20822849 CA
2021021078 MO
Self-reported in NPPES; status is on the state search
Practice location
333 City Blvd W Ste 400, Orange, CA 92868
Phone
(714) 907-6138
Enumerated
Jun 16, 2021
Record last updated
Jun 26, 2024
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 333 City Blvd W Ste 400

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

  1. Talal Al-AssilInternal Medicine Physician1528819141
  2. Elsa Camarillo, D.O.Pulmonary Disease Physician1194187781
  3. Mollee Chu, MDStudent in an Organized Health Care Education/Training Program1801546932
  4. Shannon FameniniStudent in an Organized Health Care Education/Training Program1578959573
  5. Kyle Fortinsky, MDGastroenterology Physician1710403498
  6. Cy Kim, M.D.Cardiovascular Disease Physician1043577224

Verify Tun Tun Aung in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20822849
    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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93% fewer Medicare Part D claims than the average rheumatology physician in 2024

137 Medicare Part D claims for 32 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.

  1. Tun Tun Aung137
  2. Specialty average1,978

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.

Rheumatology Physician providers in California

There are 926 rheumatology physician records in California.

Other rheumatology physician records in California

  1. Khurram Abbass, MDSan Jose, CA1154455178
  2. Mai Abdelnabi, MDSan Francisco, CA1013394980
  3. Brian Abe, MD, PHDStanford, CA1104262708
  4. Thomas Abel, MDMonte Sereno, CA1871679399
  5. Feruza AbraamyanRoseville, CA1124769278
  6. Thomas Adamson, M.D.San Diego, CA1639187057
  7. Sana Afroz, MDMoreno Valley, CA1356724074
  8. Ishita Aggarwal, MDSan Francisco, CA1518385699
  9. Atul Agrawal, MDAntioch, CA1528146016
  10. Bikramjit Ahluwalia, MDApple Valley, CA1669402467

Common questions

What is Tun Tun Aung, DO's NPI number?

Tun Tun Aung, DO's National Provider Identifier (NPI) is 1922676824, issued on Jun 16, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Tun Tun Aung, DO located?

The NPPES record lists a practice address at 333 City Blvd W Ste 400, Orange, CA, 92868. Phone: (714) 907-6138. Providers update this record themselves, so call before visiting.

How can I verify Tun Tun Aung, DO's license?

NPPES lists California license number 20822849, 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 Tun Tun Aung, DO prescribe under Medicare Part D?

In 2024, Tun Tun Aung, DO had 137 Medicare Part D claims for 32 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.