The purpose of this paper is to present a study carried out to investigate the extent of outsourcing, the decision-making process, the impact of outsourcing, and the future trend of outsourcing in private healthcare organisations in Greece. A survey instrument was designed and mailed to a random sample of 100 private healthcare organisations in Greece. A total of 25 usable questionnaires were received, representing a response rate of 25 percent. The survey instrument focused on the extent to which private healthcare organisations outsource services, the decision-making process for choosing an external service provider, the impact of outsourcing, and the future trend of outsourcing. Private healthcare organisations in Greece outsource a variety of activities. Cost savings, customisation, and customer satisfaction are the main factors affecting the outsourcing decision. The cooperation with a contract service provider has led to an improvement in customer satisfaction and to a cost reduction. Most users are highly satisfied with the performance of these companies and believe that there will be a future increase in the usage of these services. The paper provides a framework regarding outsourcing in private healthcare organisations. This research fills the gap in the area of outsourcing in private healthcare organisations in Greece.