In the scientific literature devoted to financing of a health care system, a problem of forming of financial models not enough attention is paid. However process of modeling and a research of models gives great analytical opportunities which can be expanded even due to application of econometric methods of a research, for example the correlation and regression analysis. The created serious analytical scientific base allows to conduct researches of a financial system and at the level of the Russian Federation, both at the level of the region, and at the level of the separate medical organization.