RT Journal A1 Emanuel EJ, Pearson SD T1 PHysician autonomy and health care reform JF JAMA JO JAMA YR 2012 FD January 25 VO 307 IS 4 SP 367 OP 368 DO 10.1001/jama.2012.19 UL http://dx.doi.org/10.1001/jama.2012.19 AB On the contrary, the ACA has provisions that will mitigate the long-standing concern that payers determine what physicians can and cannot do and will instead enhance the role and authority of the medical profession. However, this possibility can only occur if physicians leverage the opportunities to shape and ensure effective implementation of new payment models proposed in the ACA.