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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).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Maria Stys is Average. Dr. Stys has been reviewed by 4 patients who have provided 2 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 3.9
Promptness 2.8
Courteous Staff 3.7
Accurate Diagnosis 3.1
Bedside Manner 2.3
Spends Time with Me 2.7
Follows Up After Visit 2.3

Specialties & Research

Dr. Maria Stys, MD is board certified in Cardiovascular Disease.

  • She has special expertise in 5 areas:
  • Acute Coronary Syndrome (ACS)
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Unstable Angina

Education & Awards

Dr. Stys graduated from Akademia Medyczna, Warsaw.


Dr. Stys has 16 hospital affiliations:

  • Canton-Inwood Memorial Hospital - CAH 
  • Pioneer Memorial Hospital - CAH 


  • Polish
  • German
  • Russian
  • English

> > > > Dr. Maria Stys, MD

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Additional Information
Dr. Maria Stys MD is a female Internist, has 20 years of experience and practices in Internal Medicine, Cardiovascular Disease, and Cardiology.
Where does Dr. Maria Stys practice?
Dr. Maria Stys has 1 office location.
Dr. Maria Stys practices Internal Medicine, Cardiovascular Disease, and Cardiology near Sioux Falls, SD.
See Sioux Falls Internists and Sioux Falls Cardiologists.