Rapid city regional hospital mychart. Health (8 days ago) Health Details: Mychart rapid city sd regional health.Mychart Site-stats.org Get All 605-755-9890 9 hours ago Mychart Rapid City Regional Health LifeHealthy.Net Mychart Life-healthy.net Get All Just Now Health Details: Call the MyChart Patient Portal Hotline at 605-755-9890 (or Toll Free: 866-383-9245) or visit mychart.monument.health and.