NPPES file of Aug 9, 2026

Lay Myint Tun, M.D

Hospitalist Physician · Pomona, CA

Lay Myint Tun, M.D is a hospitalist physician with a practice address in Pomona, California, and NPI 1326232992, issued on Aug 28, 2007. Check the license (California A101484, 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
1326232992
Name
Lay Myint Tun
Credential
M.D
Primary taxonomy
Hospitalist Physician 208M00000X
License number
A101484 CA
Self-reported in NPPES; status is on the state search
Practice location
1880 N Orange Grove Ave, Pomona, CA 91767
Phone
(909) 630-7158
Enumerated
Aug 28, 2007
Record last updated
Oct 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(909) 630-7983
Medicare enrollment
Enrolled (PECOS I20090708000459); accepts Medicare assignment
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 1880 N Orange Grove Ave

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

  1. Shaina AbenojarFamily Nurse Practitioner1952081408
  2. Patrick AlonzoNurse Practitioner1023869690
  3. Marie Antonette BaduaFamily Nurse Practitioner1457825754
  4. Mehdi Baig, M.D.Hospitalist Physician1417524034
  5. Suzette Barsoum, NPNurse Practitioner1144078981
  6. Parmida Behmardi, PAPhysician Assistant1265907836

Verify Lay Myint Tun in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A101484
    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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69% fewer Medicare Part D claims than the average hospitalist physician in 2024

160 Medicare Part D claims for 75 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Lay Tun160
  2. Specialty average521

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.

Bills Medicare through one group practice

  1. Hospitalist Corporation OF Inland EmpirePomona, CA

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

Lay Myint Tun among 3,099 hospitalist physician records in California

Lay Myint Tun, M.D is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 27% of them.

  • NPI issued2007 · 27% of these records are older, 66% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated1986 · median 2010 among the 2,505 with a school on file
  • Record last updated2018 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in California

There are 3,099 hospitalist physician records in California.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Narine Argishti, MDPomona, CA 917671396186565
  2. Sumati Bavisetty, M.D.Pomona, CA 917671619234960
  3. Apollo Gulle, M.D.Pomona, CA 917671831341486
  4. Fahad Khan, M.D.Pomona, CA 917671871938191
  5. Shauna McGinnis, D.O.Pomona, CA 917671275878514
  6. Francis Mendez Munduate, M.D.Pomona, CA 917671659614121
  7. Tobin Panicker, M.D.Pomona, CA 917671215244546
  8. Roshni Patrick, M.D.Pomona, CA 917671770929143

Common questions

What is Lay Myint Tun, M.D's NPI number?

Lay Myint Tun, M.D's National Provider Identifier (NPI) is 1326232992, issued on Aug 28, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lay Myint Tun, M.D located?

The NPPES record lists a practice address at 1880 N Orange Grove Ave, Pomona, CA, 91767. Phone: (909) 630-7158. Providers update this record themselves, so call before visiting.

How can I verify Lay Myint Tun, M.D's license?

NPPES lists California license number A101484, 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 Lay Myint Tun, M.D prescribe under Medicare Part D?

In 2024, Lay Myint Tun, M.D had 160 Medicare Part D claims for 75 beneficiaries; the average among hospitalist physician prescribers was 521. 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.