McKesson Corporation, together with its subsidiaries, delivers pharmaceuticals, medical supplies, and health care information technologies to the healthcare industry primarily in the United States. It operates in two segments, McKesson Distribution Solutions and McKesson Technology Solutions. The McKesson Distribution Solutions segment distributes ethical and proprietary drugs, medical-surgical supplies and equipment, and health and beauty care products in North America. This segment also provides specialty pharmaceutical solutions for biotech and pharmaceutical manufacturers; and practice management, technology, clinical support, and business solutions to oncology and other specialty practices operating in the community setting. In addition, this segment sells financial, operational, and clinical solutions for retail, hospital, and alternate site pharmacies; and provides consulting and outsourcing services. The McKesson Technology Solutions segment delivers enterprise-wide clinical, patient care, financial, supply chain, and strategic management software solutions, as well as pharmacy automation solutions for hospitals; and connectivity, claims processing, outsourcing, and other services, including remote hosting and managed services to healthcare organizations. This segment also offers InterQual clinical criteria solution, claims payment solutions, and network performance tools. This segment's customers include hospitals, physicians, homecare providers, retail pharmacies, and payers in North America, the United Kingdom, Ireland, other European countries, and Israel. McKesson Corporation was founded in 1833 and is headquartered in San Francisco, California.