Both consumers and administrators may be interested to learn the evolution of healthcare information systems. Though many may be familiar with the system in place today, it has actually undergone some dramatic changes over the past few decades. Understanding how these changes have shaped the system may also help many people predict what the future may have in store for these healthcare information systems. Some of the changes have been incremental, but there are other significant milestones that should be noted by any complete history of the healthcare system. Read through some of this information if you would like to gain a deeper understanding of healthcare information systems as they are known today.