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About Me

Experience

Education

University of Minnesota Medical School, Minneapolis, Medical School

Residency

Sioux Falls Family Medicine Residency Program, Family Medicine

Certifications

American Board of Family Medicine

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.

December 12, 2025
Dr Feistner is an excellent physician. Easy to talk to because she listens so well. Has helped me when I have been sick & her personality is very caring. I have recommended her to others.
December 03, 2025
Dr. Feistner and her nurse always treat me with respect. They listen and always do their best to treat my problem.
November 19, 2025
Very good
November 13, 2025
Caring and informative about condition
November 05, 2025
Dr. Feistner is very caring and knowledgeable. I wouldn't give her up for anything.
October 25, 2025
Dr Feistner makes me comfortable before we get into the actual exam.
October 24, 2025
I loved the doctor I saw. She spent a lot of time answering my questions. I have always been concerned about my dense breast tissue and now to have a plan and the extra monitoring with the Breast Clinic helps to take the stress off a little. Thank you!!
October 22, 2025
Dr Feistner took the time to listen to my concerns and addressed them very well
October 05, 2025
Thorough. Kind. Efficient.
October 03, 2025
My doctor spent a great deal of time with me. She was responsive and compassionate.
September 22, 2025
Listened to my concerns and prescribed meds needed for my severe anxiety attacks. Slowly getting better.
September 20, 2025
I really appreciate Dr Feistners expertise and attention to detail. She has been my Dr for years.
August 25, 2025
She took the time to listen, answer any questions I had, and thoroughly explained things in terms the average person understands. I felt she truly cared about me and my experience.
August 23, 2025
I recommend Dr Feistner today to a co worker.
August 07, 2025
Good
August 07, 2025
Dr Feistner has been my doctor for 20+ years and this visit and all visits has been very good and displays character and thouroughness that diagnosis and takes care of my problems.
August 02, 2025
I received excellent care at my appointment and with previous calls that I made regarding my diverticulitis issues! I recommend the doctor and nurse highly!
July 29, 2025
Talking with Dr. Feistner is easy and I always feel valued.
July 19, 2025
Very good
July 13, 2025
Dr. Feistner is always friendly and caring.
July 06, 2025
Did an awesome job
July 06, 2025
Dr Feistner has been my physician for years. She is compassionate, listens well, and very thorough.
July 05, 2025
Dr Feistner always listens to my concerns. She does not dismiss any of them.
June 30, 2025
Dr Feistner was very kind and thorough. She answered all of my questions.
May 24, 2025
Dr Feistner is excellent. She truly cares and takes the time to listen and advise appropriately.
May 24, 2025
Dr. Feistner was very attentive to my concerns about my daughter, acting quickly in reaching out to specialists and ordering labs. She followed up several times until we had an answer, all within a few days. She personally called me to discuss results. I was so thankful for her during this stressful time.
May 08, 2025
Heidi was amazing. Took the time to really care and explain things
May 02, 2025
Informative for my issues
April 16, 2025
Great visit
April 03, 2025
Dr Feistner is a knowledgeable Dr.
March 28, 2025
I wish everyone had a doctor like Dr Feistner
March 27, 2025
Appreciate Dr contacting my kidney Dr
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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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