The main policy objective is not only extend life expectancy, but also to improve its quality. Health care is organized on three levels, it is a primary, secondary and tertiary health care. Primary health care is the first and most common form of contact of the population with health services. Health care in Croatia financed Health Insurance Fund, the County and the City of Zagreb and the users. About 80% of health spending is financed through health insurance contributions paid by employers in the amount of 15% of gross salary working population. In recent years there have been dramatic changes in medical diagnosis and treatment. The increase of knowledge in medicine and in other sciences related to medicine, contributed to the development in medicine, especially in the application of quality standards in the health care system in Croatia. As the process of science and technology continues, is likely to be increasingly emphasized the view that doctors and other experts called to prevent, to investigate, to treat specific functional impairments by applying technology and standard operating procedures. If you are looking to efficiently and cost-effectively take advantage of complex diagnostic and therapeutic options, each approach to the problem of the individual physician must be very well organized and systematic.