Rebecca Sjostrom, MD - St Luke's Clinic-Orthopedics

Larry "Buzz" Showalter, MD is trained in all facets of children's orthopedic care including trauma, complex upper and lower extremity deformity, and neuromuscular and other developmental disorders. He is a member of the Pediatric Orthopaedic Society of North America.

Jared T. Armstrong MD, AAOS, AAHKS specializes in hip and knee replacement and revision hip and knee replacement surgery. He is trained in the direct anterior approach for total hip replacement, and has performed hundreds of direct anterior hip replacement surgeries. He earned his medical degree from the University of Louisville, where he also completed his residency in orthopedic surgery. He completed a fellowship at The CORE Institute in Phoenix, training under Dr. David Jacofsky, where he learned advanced techniques in hip and knee replacement surgery. Dr. Armstrong is a member of the American Association of Hip and Knee Surgeons and the American Association of Orthopedic Surgeons.

Ronald M. Kristensen, MD specializes in hip and knee replacements as well as problems involving the lower extremities. Dr. Kristensen is a founder of the St. Luke's Joint Center, a fellow of the American Academy of Orthopedic Surgeons, and an active member of the American Association of Hip and Knee Surgeons. After completing his lower extremity fellowship in Seattle, he moved to Boise, where he advanced lower extremity reconstruction, having performed over 1,000 computer-assisted hip and knee replacement surgeries. He has worked with the early development of custom cutting jigs and has implemented advanced multimodal pain management techniques to minimize postoperative discomfort.