Catamaran Corporation provides pharmacy benefit management (PBM) services and healthcare information technology (HCIT) solutions to the healthcare benefits management industry in North America. The company operates in two segments, PBM and HCIT. The PBM services include electronic point-of-sale pharmacy claims management, retail pharmacy network management, mail and specialty pharmacy claims management, Medicare Part D services, benefit design consultation, preferred drug management programs, drug review and analysis, consulting services, data access, and reporting and information analysis. It owns and operates a network of mail and specialty pharmacies. The HCIT solutions include RxCLAIM, an online transaction processing system to provide adjudication of third-party prescription drug claims at the point of service, including claims management and review, as well as payment and billing support and real-time functionality for updating benefit, price, member, provider, and drug details. It also provides RxBUILDER, a Web-based interface for formulary creation and maintenance; RxPORTAL, which allows customers to interact with the patient’s formulary and drug history; and RxAUTH, a prior authorization management solution. In addition, the company offers RxMAX, a rebate management system for assisting health plans in managing their relationships with pharmaceutical manufacturers; Zynchros, which provides a suite of formulary management tools; and RxTRACK, a data warehouse and analysis system. It serves various organizations in the pharmaceutical supply chain, such as federal, provincial, state, and local governments; unions; corporations; pharmacy benefit managers; managed care organizations; retail pharmacy chains; and other healthcare intermediaries. The company was formerly known as SXC Health Solutions Corp. and changed its name to Catamaran Corporation in July 2012. As of July 23, 2015, Catamaran Corporation operates as a subsidiary of OptumRx, Inc.