Ashland, OR, U.S. (Oct 25, 2011) - Plexis Healthcare Systems, Inc. is pleased to announce the newest release of its Quantum Choice product. Version 2011.3 was released on September 30, 2011 and contains many new features to further support the processing capabilities of Plexis’ healthcare payer clients. Version 2011.3 includes additional automation capabilities for claims processing, member management and electronic data interchange (EDI).