Austen-Kum Chai, MD
Emergency Medicine Physician · Elmhurst, IL
Austen-Kum Chai, MD is an emergency medicine physician with a practice address in Elmhurst, Illinois, and NPI 1972539682, issued on Jun 24, 2006. Check the license (Illinois 036092283, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Austen-Kum Chai
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 036092283 IL
Self-reported in NPPES; status is on the state search - Practice location
- 200 Berteau Ave, Elmhurst, IL 60126
- Phone
- (630) 833-1400
- Enumerated
- Jun 24, 2006
- Record last updated
- Apr 22, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 200 Berteau Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- John Laude, M.D.Nuclear Medicine Physician1235130246
Verify Austen-Kum Chai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036092283Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 84.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Austen-Kum Chai among 3,291 emergency medicine physician records in Illinois
Austen-Kum Chai, MD is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 68% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2021 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
43 emergency medicine physician records list a practice address in Elmhurst
They are 43 of the 1,540 NPPES records with a practice address in Elmhurst, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Elmhurst → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Daniel Belmont, M.D.Elmhurst, IL 601261932161239
- Richard De Angelo, MDElmhurst, IL 601261942238589
- Melissa Drake, DOElmhurst, IL 601261306854252
- James Greene, MDElmhurst, IL 601261518978485
- Thomas King, M.D.Elmhurst, IL 601261073514220
- Justin Macariola-Coad, MDElmhurst, IL 601261215963798
- Michelle Meziere, MDElmhurst, IL 601261245266675
- Robin Mraz, MDElmhurst, IL 601261740216480
Common questions
What is Austen-Kum Chai, MD's NPI number?
Austen-Kum Chai, MD's National Provider Identifier (NPI) is 1972539682, issued on Jun 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Austen-Kum Chai, MD located?
The NPPES record lists a practice address at 200 Berteau Ave, Elmhurst, IL, 60126. Phone: (630) 833-1400. Providers update this record themselves, so call before visiting.
How can I verify Austen-Kum Chai, MD's license?
NPPES lists Illinois license number 036092283, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Austen-Kum Chai, MD's MIPS final score?
The 2023 MIPS final score is 84.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.