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About Me

Experience

Education

University of South Dakota, Vermillion, Physician Assistant

Certifications

National Commission on Certification of Physician Assistants

Reviews

We value patient feedback and are committed to providing you with information, so you can make informed decisions about your health care, physicians and other providers in your care journey. Patient ratings and comments are gathered from the post-visit experience survey. Learn more.

January 20, 2026
John was very compassionate and professional in treating my severe post operative pain.
January 11, 2026
First visit with Dr Kass. Excellent Dr. Explained things throughly and so we could understand. Nurse that assisted was also very pleasant.
November 21, 2025
I definitely recommend using you for care
November 20, 2025
Very helpful answered questions and sought my input
October 29, 2025
I was heard, received well and the course of action was explained very comprehensively to me. I had an excellent experience. Thank you.
October 26, 2025
Dr. Kass is awesome! I've never had a doctor to show as much care and concern as he did. Even the staff was just fantastic!
October 05, 2025
Avera Orthopedic Team is ALWAYS very Professional and Compassionate.
August 31, 2025
He always explained things
August 22, 2025
Everybody was warm, wonderful and friendly
July 04, 2025
This was my first visit with John Kass. Very knowledgeable and helped me with several issues. I look forward to working with him
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Directory Disclaimers

This directory contains information about the provider members of Independent Health Care Associates, Avera Health and all Avera entities, members of the Avera Medical Group, and employed select providers with Avera McKennan, Sioux Falls, SD and Avera Marshall, Marshall, MN and physicians with hospital privileges at Avera St. Luke's, Aberdeen, SD; Avera Sacred Heart, Yankton, SD; Avera Queen of Peace, Mitchell, SD; Avera St. Mary's, Pierre, SD.

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