Our Staff

Dr. David Iverson

Veterinarian

Dr. Iverson is a graduate of Iowa State University and has been at Rock Vet since 1979. In 2002, Dr. Iverson received a Masters in Swine Medicine from the University of Minnesota. His interests include swine production medicine and consulting as well as bovine medicine and surgery.

Years in Practice: 51
Education: Iowa State University

Dr. Jason Johnson​​​​​​​

Veterinarian

Dr. Johnson is a graduate of the University of Minnesota and has been at Rock Vet since 2004. His interests include bovine, swine, equine, and small ruminant medicine and surgery.

Years in Practice: 18
Education: University of Minnesota

Dr. Paul Sylliaasen

Veterinarian

Dr. Sylliaasen is a graduate of Iowa State University and began practicing at Rock Vet in 2009. He practiced at a mixed animal practice in Mitchell, SD, prior to coming to Luverne. His interests include bovine medicine, reproduction and surgery, small ruminant medicine, and small animal medicine and surgery.

Years in Practice: 13
Education: Iowa State University

Dr. Erin deKoning

Veterinarian

Dr. deKoning is a graduate of Iowa State University and started at Rock Vet in 2009. Her interests include bovine medicine, reproduction and surgery, swine production medicine, and equine medicine and surgery.

Years in Practice: 12
Education: Iowa State University

Dr. Emily​​​

Veterinarian

Dr. Emily is a 2013 graduate of Iowa State University. Originally from Omaha, Nebraska, Dr. Emily received her Bachelors of Animal Science from University of Nebraska Lincoln. Her interests include bovine medicine, reproduction and surgery, as well as small animal medicine and surgery.
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Years in Practice: 9
Education: Iowa State University

Dr. Michelle Engen

Veterinarian

Dr. Engen is a 2018 graduate of University of Missouri. Her interests include bovine medicine, reproduction and surgery, equine medicine, as well as small animal medicine and surgery.
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Years in Practice: 4
Education: University of Missouri

Sue Stueven​​​​​​​

Veterinary Technician/Office Manager
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Years in Practice: 43
Education: University of Minnesota Waseca

Tracy Boelman

Veterinary Technician/Bookkeeper
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Years in Practice: 31
Education: University of Minnesota Waseca

Jodi Sandbulte​​​​​​​

Veterinary Technician

Years in Practice: 21
Education: University of Minnesota Waseca

Leanne Maciejack​​​​​​​

Certified Veterinary Technician
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Years in Practice: 14
Education: Ridgewater College

Jocilan Fick

Veterinary Technician

Years in Practice: 8
Education: Globe University

Rylie Rasmussen

Veterinary Technician

Years in Practice: 4
Education: Globe University

Lexy Schiebout​

Certified Veterinary Technician

Years in Practice: 7
Education: Globe University

Nicole Schrader

Veterinary Technician

Years in Practice:
Education: Iowa Lakes Community College​​​​​​​

Brenda VanMaanen​

Receptionist

Tammy Bos​

Receptionist

Haley Koel​​​​​​​​​​​​​​​​​

Pet Groomer