Keith A. Hansen, MD, of Sioux Falls became the 144th president of the SDSMA on May 30, 2025. He has been an active member of the association since 1998.

Dr. Hansen is a reproductive endocrinology and infertility specialist in Sioux Falls at Sanford Fertility & Reproductive Medicine Clinic. He has been involved in leadership in medicine for many years. Prior to becoming SDSMA president, he held several positions on the SDSMA Board of Directors, SDSMA Policy Council, committees, his local District 7 Medical Society and is a member of the American Medical Association. Dr. Hansen also serves on the boards for the SDSMA Foundation and the SDSMA Political Action Committee (PAC). Additionally, he is the editor of the SDSMA’s monthly peer-reviewed medical journal, South Dakota Medicine.

Originally from Wall, Dr. Hansen received his medical training at Washington University in St. Louis and has practiced and held faculty appointments at medical institutions in Virginia, Georgia, Maryland and Washington, D.C. During that time he served 10 years in the U.S. Navy. In 1998, he returned to South Dakota to practice medicine and teach at the University of South Dakota Sanford School of Medicine (USD SSOM). He is currently chair of the medical school’s OB/GYN Department. He was named the inaugural recipient of the Dr. Karl Wegner Chair in Medicine at USD SSOM from 2014-2017 and was re-appointed from 2017-2020.