Dr. Ronald Allen Johannsen, MD

Dr. Ronald Johannsen is an internal medicine physician who brings more than five decades of medical expertise to his practice. He earned his medical degree from the University of Minnesota Medical School and completed his residency training at the prestigious Mayo Clinic and Medical School. This extensive educational foundation has prepared him to provide comprehensive care for adult patients across a wide range of health conditions.

Dr. Johannsen practices at Hennepin County Medical Center in Minneapolis, Minnesota, where he focuses on internal medicine. His long career has given him deep experience in managing complex medical conditions and coordinating care for patients with multiple health concerns. The combination of his University of Minnesota training and Mayo Clinic residency has equipped him with both academic knowledge and practical clinical skills to serve patients throughout the Minneapolis area.