Long-term patient and provider relationships are built by providing quality health care backed with honesty and care. Learn more about our team below, and we hope to meet you soon.

Jeremy Storm, DO

Infection Disease & Internal Medicine

Dr. Jeremy Storm was born and raised in Sioux Falls, SD, graduating Magna Cum Laude from the University of South Dakota, and With Honors from Des Moines University College of Osteopathic Medicine. Following this, Dr. Storm completed his internal medicine residency at the USD Sanford School of Medicine, and his infectious disease fellowship at the University of Iowa. Dr. Storm has been in private practice for over 5 years, and believes in building long-term relationships with patients and providers alike. In addition, Dr. Storm sits on state and national committees related to telemedicine and appropriate antibiotic prescribing. Dr. Storm believes that patients deserve more than healthcare can currently offer, which is why he works tirelessly to ensure positive outcomes for his patients. When not working, Dr. Storm enjoys spending time with his children and family, watching movies, and cooking.

Karissa Zimmer, PA-C

Primary Care

Karissa is a physician assistant (PA) at Storm Clinic, and grew up in Draper, SD. She received her bachelor's degree in biology with a minor in entrepreneurial leadership in 2011 from Dakota Wesleyan University. Following gradation, Mrs. Zimmer moved to Iowa to obtain her master's degree in Physician Assistant studies from Des Moines University College of Medicine. Karissa and her husband live in Sioux Falls, where she has practiced medicine since 2013. Her hobbies include running, yoga, and spending time with her family.

Karissa oversees the primary care department for Storm Clinic, and sees patients of all ages. Mrs. Zimmer has a passion for providing patient centered medical care utilizing a comprehensive and team based approach. She is accepting patients now, and can assist you and your loved ones with all your healthcare needs.

Joel Kraayenbrink, PA-C

Physician Assistant

Joel completed his undergraduate training in Respiratory Therapy at St. Luke’s College in Sioux City, IA, not far from Hull, IA where he grew up. Upon graduating, Joel moved to Sioux Falls and worked for Sanford Health for 6 years as a Respiratory Therapist. It was during this time that Joel decided to further his career and enrolled in PA school at the University of South Dakota. He has since worked in Orthopedic Surgery and Emergency Medicine as a PA-C. Joel has a deep-rooted passion for providing healthcare to the community of Sioux Falls. He strongly believes in developing and maintaining patient-provider relationships that are built on trust and mutual respect in order to achieve optimal outcomes.

Joel and his family spent some time in Mesa, AZ but moved back to Sioux Falls in June of 2016 where they currently reside. Outside of medicine, Joel enjoys officiating basketball, spending time with family and friends, golfing, and boating as much as he can!

Jenny Haiar, RN-BSN

Executive Director

Jenny is the nurse manager and executive director for Storm Clinic. Jenny was born and raised in South Dakota, and graduated High School from Madison, SD. Following this, Jenny completed her Associates Degree in Nursing at the University of South Dakota and her Bachelor’s Degree in Nursing from South Dakota State University. Jenny has been an RN for over 11 years and has extensive background in Infectious Disease, Telehealth, Women’s Health, Labor and Delivery, and Plastic Surgery. Jenny is passionate about patient advocacy, including providing reliable, smart, efficient, and high quality care - always. When not working, Jenny enjoys wine, including tasting wine, drinking wine, reading about wine, talking about wine, and watching wine documentaries. In addition, Jenny enjoys food, food pairing, cooking, watching (non-wine) documentaries, and spending time with her daughter and family.

Tina Welbig, RN

Registered Nurse

Tina is a registered nurse for Storm Clinic. Tina was born and raised in South Dakota. She grew up on a farm in DeSmet and graduated from DeSmet High School. Following graduation she attended USF for one year to run track. After one year she transfered to South Dakota State University to complete her Bachelors Degree in nursing. When not working, Tina enjoys hunting, riding horse, crafting and spending time with her husband, family and two dogs.