CyDoc is a webbased Doctors Office Application. It allows you to track your patients medical history and handles all your billing needs.
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MedClipse is an open-source Electronic Medical Record (EMR) software for the Swiss general practitioner. It will implement things such as agenda, billing (Tarmed), medical and administrative data management, prescriptions, referrals and other tools.
Elexis is an Eclipse RCP program for all aspects of a medical practice: electronic medical record (EMR), laboratory findings etc., as well as accounting, billing (swiss TARMED-System, other systems to be developped) and other daily work.