Data Mining Is One of the Most Motivating Areas of Research That Isbecome Increasingly Popular In Health Organization. Data Mining Plays Animportant Role For Uncovering New Trends In Healthcare Organization Which Inturn Helpful For All the Parties Associated With This Field. This Surveyexplores the Utility of Various Data Mining Techniques Such As Classification,Clustering, Association, Regression In Health Domain. In This Paper, We Presenta Brief Introduction of These Techniques and Their Advantages and Disadvantages.This Survey Also Highlights Applications, Challenges and Future Issues of Datamining In Healthcare. Healthcare Presentsunique Challenges For the Architect of a Data Warehouse. Integrated Healthsystems Are Shifting Its Focus Away from the Acute Care Setting and Movingtowards Cross-Continuum Care Management. Improving Healthcare Quality Whilereducing Costs Requires the Elimination of Unnecessary Variation In the Careprocess. This Paper Describes the Lessons Learned During the Business Casedevelopment For the Project. Topics Include Establishing the Need For a Datawarehouse, Understanding Data Warehousing In Healthcare, Justifying the Cost Ofa Data Warehouse, Building the Team, and Setting Achievable Goals. In This Paper, We Havefocused to Compare a Variety of Techniques, Approaches and Different Tools Andits Impact on the Healthcare Sector. the Goal of Data Mining Application Is Toturn That Data Are Facts, Numbers, or Text Which Can Be Processed By a Computerinto ...