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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. Mark Stelzer:

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Specialties & Research

Dr. Mark Stelzer, MD is board certified in Surgery.

Education & Awards

Dr. Stelzer graduated from University of Nebraska, Omaha.


Dr. Stelzer has 20 hospital affiliations:

  • Mercy Medical Center-Sioux City 
  • Avera Mckennan Hospital & University Health Center 


  • Spanish

> > > > Dr. Mark Stelzer, MD

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Additional Information
Dr. Mark Eugene Stelzer MD is a male Surgeon, has 34 years of experience and practices in Surgery.
Where does Dr. Mark E. Stelzer practice?
Dr. Mark Stelzer has 1 office location.
Dr. Mark Stelzer practices Surgery near Le Mars, IA.
See Le Mars Surgeons.