Identifying data priorities in the areas of health care resources and utilization; Plan and implement sample surveys and evaluation studies to address data priorities; Develop survey methodologies that address the unique data collection requirements of national surveys of health care providers and institutions; Apply sampling theory and design to complex, multi-stage national probability surveys of health care providers and institutions; Develop data reduction methods and analysis of data from national surveys of health care providers and institutions; Apply and modify established methods, modeling techniques, and procedures in conducting analysis to improve sample surveys or experimental designs and to conduct evaluations of data collection, reduction and processing. Prepare reports, manuals and other directives necessary to convey medical coding information and improve the quality of our data; Design and develop new mathematical statistical models, methods and/or techniques such as sample and survey designs for related data collection; Evaluate data resulting from application of mathematical statistic tools, model, method and techniques to the public health area; Contribute to various project reports and presentations, including memos summarizing interim project findings; reports describing final algorithm methodology and application; and presentations to stakeholders and Federal partners; and.