ADOP-152751 Thank you For Your Support Dr. Jonathan Olegario, his family and his staff would like to thank Mitchell and the surrounding communities for the amazing support they have provided our practice over the years. Schedule an appointment by calling 605-995-7000. Access Avera HEALTH Medical Group 1900 Grassland Drive | Mitchell, SD 57301 ADOP - 152751 Thank you For Your Support Dr. Jonathan Olegario , his family and his staff would like to thank Mitchell and the surrounding communities for the amazing support they have provided our practice over the years . Schedule an appointment by calling 605-995-7000 . Access Avera HEALTH Medical Group 1900 Grassland Drive | Mitchell , SD 57301