(Mounds View, MN; September 28, 2022) -- Apple Tree Dental is pleased to announce that Dr. Michael Helgeson, CEO, has been invited to give remarks at the Mayo Clinic Health System in Fairmont’s celebration of 150 years of healthcare in the community. The event will take place in at 4:45 p.m. on Thursday, Sept. 29 at the Mayo Clinic Health System in Fairmont, located at 800 Medical Center Drive, Fairmont, Minnesota.