Clarence Wing-Chung Chan
Clinical Pathology/Laboratory Medicine Physician · Chicago, IL
Clarence Wing-Chung Chan is a clinical pathology/laboratory medicine physician with a practice address in Chicago, Illinois, and NPI 1285173906, issued on Feb 14, 2017. Check the license (Illinois 036164346, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Clarence Wing-Chung Chan
- Primary taxonomy
- Clinical Pathology/Laboratory Medicine Physician 207ZP0105X
- License numbers
- 036164346 IL
125.076688 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5841 S Maryland Ave # MC3083, Chicago, IL 60637
- Phone
- (773) 834-7708
- Enumerated
- Feb 14, 2017
- Record last updated
- Jul 6, 2023
- Fax
- (773) 834-7644
- Medicare enrollment
- Enrolled (PECOS I20240722003831); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 2020
- Entity
- Type 1 · individual
8 nearest clinical pathology/laboratory medicine physician records → All 63 in Illinois → Look up another NPI →
Also registered at 5841 S Maryland Ave # MC3083
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Clarence Wing-Chung Chan 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 036164346Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- University OF ChicagoChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Clarence Wing-Chung Chan among 63 clinical pathology/laboratory medicine physician records in Illinois
Clarence Wing-Chung Chan is one of 63 clinical pathology/laboratory medicine physician records with a practice address in Illinois. 44% 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 92% of them.
- NPI issued2017 · 92% of these records are older, 6% newer
- In a Medicare fileYes · 44% of these records are
- In the CMS Doctors and Clinicians fileYes · 37% of these records are
- Graduated2020 · median 1991 among the 23 with a school on file
- Record last updated2023 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0105X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Pathology/Laboratory Medicine Physician providers in Illinois
There are 63 clinical pathology/laboratory medicine physician records in Illinois.
All 63 in Illinois → Every provider in Chicago → Clinical Pathology/Laboratory Medicine Physician nationwide →
The 8 clinical pathology/laboratory medicine physician records with the nearest ZIP codes
- Kathleen BeavisChicago, IL 606371689794075
- Angella Charnot-Katsikas, M.D.Chicago, IL 606371114158342
- Anastasia Gant KanegusukuChicago, IL 606371912607698
- Maximo Marin, M.D.Chicago, IL 606371629417886
- Megan McNerneyChicago, IL 606371336461599
- Kyle Parker, M.D.Chicago, IL 606371598111403
- Melissa Pessin, M.D., PH.D.Chicago, IL 606371083704753
- David Puyraimond Zemmour, MD, PHDChicago, IL 606371184116220
Common questions
What is Clarence Wing-Chung Chan's NPI number?
Clarence Wing-Chung Chan's National Provider Identifier (NPI) is 1285173906, issued on Feb 14, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Clarence Wing-Chung Chan located?
The NPPES record lists a practice address at 5841 S Maryland Ave # MC3083, Chicago, IL, 60637. Phone: (773) 834-7708. Providers update this record themselves, so call before visiting.
How can I verify Clarence Wing-Chung Chan's license?
NPPES lists Illinois license number 036164346, 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.
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.