Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Michael Yangyang Chen

Individual provider Internal Medicine Physician · NPI 1861954695

Michael Yangyang Chen is an Internal Medicine in Chicago, Illinois. Qualified in 2019, 7 years ago. Practices with Oak Street Health Physicians Group PC, a 234-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
7
Licensed in
IL
In the registry since
2019
Specialties on file
2
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Practice location Address checks out

2335 S Wentworth Ave Ste B
Chicago, IL 60616-0117
Phone: (312) 566-4545
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036.160120 (IL)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1861954695
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedApril 1, 2019
Last updated in NPPESJune 5, 2025
Certification dateJune 5, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Oak Street Health Physicians Group Pc — 234 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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