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

Dr. Margaret Zhi-Yin Tsien, MD

Individual provider Internal Medicine Physician · NPI 1124349550

Dr. Margaret Zhi-Yin Tsien, MD is a Hospitalist in Chicago, Illinois. Graduated from University of Maryland School of Medicine in 2010, 16 years ago. Practices with Loyola University Medical Center, a 946-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
16
Trained at
University of Maryland School of Medicine
Licensed in
IL
In the registry since
2010
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

5841 S Maryland Ave Ste MC7082 Medpeds Residency Program
Chicago, IL 60637-1465
Phone: (773) 702-6840
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 036134867 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125.057854 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036134867 (IL)
Pediatrics Physician Taxonomy 208000000X · Licence 125.057854 (IL)

Record details

NPI number1124349550
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 21, 2010
Last updated in NPPESFebruary 1, 2024
Certification dateFebruary 1, 2024

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolUNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduated 2010 (16 years in practice)
Group practice Loyola University Medical Center — 946 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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