Complex sentence: The original name for the medical center was Lompoc District Hospital for many years and then its name was shortened to Lompoc Hospital until in 2006 being renamed to Lompoc Valley Medical Center.
Split into simpler sentences: The original name for the medical center was Lompoc District Hospital for many years. The name was shortened to Lompoc Hospital, and in 2006, was renamed to Lompoc Valley Medical Center.