The growth in information technology has raised a concern for appropriate technology to handle data with care. Two advanced technologies such as Big data and Cloud computing is a adhering to deal with needs of today’s organization. Cloud computing is an emerging technology which provides pathway to share data, resources and applications. Big data analytics are the methods to work and examine large data sets that contain various database. The information technology have great impact on healthcare technologies. However, these new technologies have not only made healthcare data but also much more difficult to handle and process. As healthcare related data are consistently explosive, there are challenges for data management, storage, and processing. This review deals with the study of healthcare systems based on cloud computing.