Medicare holds down physician pay.
D000368:Aged; D003625:Data Collection; D004470:Economics, Medical; D006801:Humans; D007182:Income / Q000706:statistics & numerical data; D007349:Insurance, Health, Reimbursement / Q000706:statistics & numerical data; D015442:Medicare Assignment / Q000191:economics*; D008511:Medicine / Q000706:statistics & numerical data; D010821:Physicians, Family / Q000191:economics* / Q000706:statistics & numerical data; D013038:Specialization; D014481:United States