The article reflects the possibility of centralization of laboratory research on the basis one of a consultative and diagnostic centers in Moscow. Moscow is one of the largest cities, with a lot of potential qualified laboratory diagnostics. Clinical and diagnostic laboratory outpatient equipped with modern high-performance equipment. Many large laboratories occupy enough space for the further consolidation and concentration on the basis of their laboratory research medical institutions outpatient city level. Logistics particularly urban trails determine the possibility of centralization of laboratory research within the administrative district In Moscow, the state model of centralization of laboratory research was preferable. After the formation of the three-tier system of laboratory services in the Northern Administrative District was formed 7 Tier I clinical laboratories and 1 Tier II clinical laboratory. The staff of the laboratory has been optimized in clinical diagnostic laboratories improved staffing. Clinics have become more free space. Eliminated turn on laboratory tests. Terms of issue of research declined. All provided by the system of mandatory health insurance, laboratory studies have become available to the population the district in full and qualitative performance.