Wendy Chen, MD
Internal Medicine Physician · Chicago, IL
Wendy Chen, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1164943726, issued on Jul 3, 2017. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Wendy Chen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 5841 S Maryland Ave Ste MC6098, Chicago, IL 60637
- Phone
- (773) 702-8840
- Enumerated
- Jul 3, 2017
- Entity
- Type 1 · individual
Also registered at 5841 S Maryland Ave Ste MC6098
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Wendy Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
59 Medicare Part D claims for 23 beneficiaries, against an average of 2,785 among the 127,794 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.
2 hospital and facility affiliations
- Hospitalist Medicine Physicians OF Ohio-Columbus II Professional CorpGreenfield, OH
- Sound Inpatient Physicians-Michigan PLLCGrand Blanc, MI
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
3,291 internal medicine physician records list a Chicago practice address
They are 3,291 of the 63,379 NPPES records with a Chicago practice address, and 8,522 internal medicine physician records in Illinois.
All 3,291 in Chicago → All 8,522 in Illinois → Every provider in Chicago →
Other internal medicine physician records in Illinois
- Peter Abadeer, D.O.Bloomington, IL1760469522
- Pamela Abadi, D.O.Winfield, IL1588820179
- Motaz Abas, MDPeoria, IL1215510201
- Elias Abate, M.D.Chicago, IL1336712199
- Maliha Abbas, D.O.Chicago, IL1174963920
- Zareena Abbas, MDChicago, IL1427078872
- Abu Abbasi, MDChicago, IL1083243877
- Ayesha Abbasi, MDChicago, IL1376216705
- Khalda Abbasi, MDNaperville, IL1487705240
- Misha Abbasi, MDChicago, IL1770111635
Common questions
What is Wendy Chen, MD's NPI number?
Wendy Chen, MD's National Provider Identifier (NPI) is 1164943726, issued on Jul 3, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Wendy Chen, MD located?
The NPPES record lists a practice address at 5841 S Maryland Ave Ste MC6098, Chicago, IL, 60637. Phone: (773) 702-8840. Providers update this record themselves, so call before visiting.
How can I verify Wendy Chen, MD's license?
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 Wendy Chen, MD prescribe under Medicare Part D?
In 2024, Wendy Chen, MD had 59 Medicare Part D claims for 23 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.