Browse Health
Emergency Physician
17 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Anthony Niezyniecki:

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Specialties & Research

Dr. Anthony Niezyniecki, MD is board certified in Emergency Medicine.

Education & Awards

Dr. Niezyniecki graduated from Northwestern University, Chicago.


Dr. Niezyniecki has 9 hospital affiliations:

  • Froedtert Hospital 
  • St. Mary's Hospital Medical Center-Madison 

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Additional Information
Dr. Anthony A Niezyniecki MD is a male Emergency Medicine Specialist, has 17 years of experience and practices in Emergency Medicine.
Where does Dr. Anthony A. Niezyniecki practice?
Dr. Anthony Niezyniecki has 4 office locations.
Dr. Anthony Niezyniecki practices Emergency Medicine near Green Bay, WI.
Additional practice locations include: Rockford, IL and Milwaukee, WI.
See Green Bay Emergency Physicians.