Dr. Rierson graduated from Des Moines University in 2008 and completed his orthopaedic residency at Michigan State University in Lansing, Michigan in 2013. He is a native of Spencer, Iowa and joined NWIA Bone Joint and Sports Surgeons in 2013. Dr. Rierson sees patients in Spirit Lake and Spencer. He is affiliated with Northwest Iowa Bone, Joint & Sports Surgeons P.c.We have the most experienced orthopedic surgeons in Northwest Iowa Bone, Joint & Sports, working with the area’s most advanced technology. We are able to offer specialized care in orthopedic surgery, total joint replacement, sports medicine, arthroscopic surgery, hand surgery, foot surgery, and fracture treatment.