For-profit, not-for-profit plans not so different in treatment.
D014487:Centers for Medicare and Medicaid Services, U.S.; D013502:General Surgery / Q000191:economics*; D006279:Health Maintenance Organizations / Q000191:economics*; D006801:Humans; D007182:Income; D006278:Medicare; D008511:Medicine; D010818:Practice Patterns, Physicians'; D013038:Specialization; D014481:United States