Siew May Wang, MD
Hospitalist Physician · Chicago, IL
Siew May Wang, MD is a hospitalist physician with a practice address in Chicago, Illinois, and NPI 1346771482, issued on Mar 21, 2017. Check the license (Illinois 036161289, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Siew May Wang
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 036161289 IL
036.161289 IL
35.138314 OH
Self-reported in NPPES; status is on the state search - Practice location
- 251 E Huron St Ste Feinberg, Chicago, IL 60611
- Phone
- (312) 926-5924
- Enumerated
- Mar 21, 2017
- Record last updated
- Oct 30, 2024
- Fax
- (312) 926-6134
- Medicare enrollment
- Enrolled (PECOS I20240729004161); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,535 in Illinois → Look up another NPI →
Also registered at 251 E Huron St Ste Feinberg
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Quoc-Duy Dinh, MDHospice and Palliative Medicine (Internal Medicine) Physician1386006724
- Yen-Yen Gee, MDAnesthesiology Physician1558986943
- Feyce Peralta, M.D.Anesthesiology Physician1669699153
- Gregory Smith, M.D.Hospitalist Physician1225050586
Verify Siew May Wang 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 036161289Check 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 hospitalist physician in 2024
23 Medicare Part D claims for 13 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
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
- Northwestern Medical Faculty FoundationChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Siew May Wang among 1,535 hospitalist physician records in Illinois
Siew May Wang, MD is one of 1,535 hospitalist physician records with a practice address in Illinois. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 63% of them.
- NPI issued2017 · 63% of these records are older, 32% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated2009 · median 2013 among the 1,339 with a school on file
- Record last updated2024 · 32% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Illinois
There are 1,535 hospitalist physician records in Illinois.
All 1,535 in Illinois → Every provider in Chicago → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Abby Agulnek, DOChicago, IL 606111689662942
- Jeffrey Barsuk, MDChicago, IL 606111528031333
- Anjali Desai, M.D.Chicago, IL 606111730126004
- Vinnette Forde, MDChicago, IL 606111033174164
- Peter Kallas, M.D.Chicago, IL 606111760425797
- Michael Kornfeld, MDChicago, IL 606111538198833
- Nita Kulkarni, MDChicago, IL 606111790717460
- Matthew Landler, MDChicago, IL 606111740212398
Common questions
What is Siew May Wang, MD's NPI number?
Siew May Wang, MD's National Provider Identifier (NPI) is 1346771482, issued on Mar 21, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Siew May Wang, MD located?
The NPPES record lists a practice address at 251 E Huron St Ste Feinberg, Chicago, IL, 60611. Phone: (312) 926-5924. Providers update this record themselves, so call before visiting.
How can I verify Siew May Wang, MD's license?
NPPES lists Illinois license number 036161289, 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 Siew May Wang, MD prescribe under Medicare Part D?
In 2024, Siew May Wang, MD had 23 Medicare Part D claims for 13 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.