RT Book, Section A1 Burns, Lawton Robert SR Print(0) ID 1180252914 T1 The Medical Profession T2 The U.S. Healthcare Ecosystem: Payers, Providers, Producers YR 2021 FD 2021 PB McGraw-Hill PP New York, NY SN 9781264264476 LK accessmedicine.mhmedical.com/content.aspx?aid=1180252914 RD 2024/04/19 AB Earlier chapters depict the centrality of physicians in the US healthcare ecosystem. There are many reasons for ascribing them this central role. Put simply, physicians control 85% to 90% of all personal healthcare spending, either directly (through their professional incomes) or indirectly (through their orders and oversight of others).1 How do they exercise such discretion? Physicians have a monopoly or virtual monopoly over most major decisions that drive healthcare spending. These decisions include: