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

Andrew Z. Zasada, MD

Individual provider Emergency Medicine Physician · NPI 1679590269

Andrew Z. Zasada, MD is an Emergency Medicine in Mattoon, Illinois. Qualified in 1982, 44 years ago. Practices with Iems Physician Services PLLC, a 55-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and New York.

Years since qualifying
44
Licensed in
IL, NY
In the registry since
2006
Specialties on file
3
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

1000 Health Center Dr
Mattoon, IL 61938
Phone: (217) 238-4325
Show map & directions

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

Additional practice locations (1)

  • 200 E Fairman Ave, Watseka, IL 60970-1644 — (815) 432-5841

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 036-074571 (IL)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 036-074571 (IL)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 183698-1 (NY)

Record details

NPI number1679590269
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESAugust 22, 2023
Certification dateAugust 22, 2023

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1982 (44 years in practice)
Group practice Iems Physician Services Pllc — 55 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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