The present article on medical groups, fourth in a series which will attempt to examine the various facets of group practice in the United States,1 considers forms of organization and administrative practices in a number of medical groups throughout the country. A discussion of this phase of group practice (ownership of physical assets, distribution of administrative functions, mode of distribution of income in the groups and the like, should be of direct and practical concern to those who contemplate forming a medical group as'well as to the groups already established and desirous of profiting from the experience of other groups. Also, an appraisal of current trends in group organization and administration would seem a matter of importance in the' whole picture of medical economics in general. It is for these reasons that a cross section of conditions in existing groups is here presented.
Rorem's study of 55