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About Me

Experience

Education

University of South Dakota Sanford School of Medicine, Vermillion, Medical School

Residency

University of Colorado Health Sciences, Denver, Obstetrics & Gynecology

Certifications

American Board of Obstetrics and Gynecology; Fellow of the American College of Obstetricians and Gynecologists

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.

September 08, 2025
Dr. Siewert was so easy to talk with and very attentive to my concerns.
August 28, 2025
She listened well, but I did not find the answers I was looking for and will be going to a functional medicine Dr.
August 27, 2025
Dr. Siewert and team were kind, easy to talk to, and knowledgeable! What a great team they have! I was very pleased with my care!
August 27, 2025
The PA was professional and explained things well.
August 15, 2025
So much genuine compassion shown to me after the loss of my father and other family issues I am dealing with in addition to my treatment today.
August 08, 2025
Dr. Siewart is fantastic!
July 16, 2025
Except the long wait time.
March 31, 2025
Dr Siewert is amazing. I trust her with my and my daughter's health. Nothing but respect.
March 30, 2025
I like my doctor how she treated me she is so kind and lovely !!!!!
March 06, 2025
This was by far the best doctor I have seen
March 06, 2025
Dr Seiwert and I discussed an upcoming surgery and options that I have. She is so caring and professional. I trust her with my health concerns
March 02, 2025
Dr.Siewert is the most kind and caring doctor. I wish I had her nurse as my nurse that day. She is the best nurse!
February 13, 2025
I felt an immediate connection to Annie and know that she is going to be the right doctor for me.
January 19, 2025
Love this team, the nurse, Dr. Siewert, the scheduler, all top notch!
January 16, 2025
I found someone who really listened and took the time to hear me and discuss the issues
January 11, 2025
Dr. Siewert was the best physician I have been with in a long time. She talked through all of my concerns, made conversation, and explained the process of my appointment every step of the way. She made me feel very heard as a patient!
January 10, 2025
Annette is fantastic!
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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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