Eunice Yu, M.D.
Internal Medicine Physician · Oakbrook Terrace, IL
Eunice Yu, M.D. is an internal medicine physician with a practice address in Oakbrook Terrace, Illinois, and NPI 1356607881, issued on Apr 10, 2012. Check the license (Illinois 036163298, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Eunice Yu
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 036163298 IL
4301108429 MI
Self-reported in NPPES; status is on the state search - Practice location
- 117W755 Butterfield Road Unit 104, Oakbrook Terrace, IL 60181
- Phone
- (312) 818-4650
- Enumerated
- Apr 10, 2012
- Record last updated
- Apr 29, 2026
- Fax
- (855) 618-2629
- Medicare enrollment
- Enrolled (PECOS I20240514002359); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Verify Eunice Yu 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 036163298Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
122 Medicare Part D claims for 25 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Lisinopril15 claims
- Fluticasone Propionate14 claims
- Montelukast Sodium14 claims
- Simvastatin14 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.
Bills Medicare through one group practice
- Iah OF Michigan PLLCBerwyn, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eunice Yu among 7,238 internal medicine physician records in Illinois
Eunice Yu, M.D. is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 55% of them.
- NPI issued2012 · 55% of these records are older, 43% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2012 · median 2003 among the 3,580 with a school on file
- Record last updated2026 · 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 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 internal medicine physician records list a practice address in Oakbrook Terrace
They are 6 of the 282 NPPES records with a practice address in Oakbrook Terrace, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Oakbrook Terrace → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Krishdeep Khosla, MDOakbrook Terrace, IL 601811306899570
- Inna Milgram, MDVilla Park, IL 601811932197597
- Rizwana Mughal, M.DOakbrook Terrace, IL 601811811255813
- Dennis Park, DOOakbrook Terrace, IL 601811639220445
- Abdul Razzaq, MDVilla Park, IL 601811760470314
- Muhammad Shahzad, MDOakbrook Terrace, IL 601811033107685
- Muhammad Sharif, M.D.Villa Park, IL 601811831113851
- Mohammed SiddiquiOakbrook Terrace, IL 601811275917957
Common questions
What is Eunice Yu, M.D.'s NPI number?
Eunice Yu, M.D.'s National Provider Identifier (NPI) is 1356607881, issued on Apr 10, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Eunice Yu, M.D. located?
The NPPES record lists a practice address at 117W755 Butterfield Road Unit 104, Oakbrook Terrace, IL, 60181. Phone: (312) 818-4650. Providers update this record themselves, so call before visiting.
How can I verify Eunice Yu, M.D.'s license?
NPPES lists Illinois license number 036163298, 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.
How much does Eunice Yu, M.D. prescribe under Medicare Part D?
In 2024, Eunice Yu, M.D. had 122 Medicare Part D claims for 25 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.