athenahealth, Inc. is a leading provider of internet-based business services for physician practices based on proprietary web-native practice management electronic medical record (EMR) software, a continuously updated payer knowledge-base and integrated back-office service operations. The Group's principal activity is to provide Electronic medical Record, ongoing billing, collecting, and related services to its customers. The Group provides these services with the use of athenaNet, a proprietary internet-based practice management application.