the most powerful woman in the nhs is facing the threat of a new inquiry into claims that she put patient safety at risk in a drive to meet targets , the mail can .
dame barbara hakin , national director of commissioning operations for nhs england , was accused of gagging a whistleblower who tried to warn about the impact of targets on ordinary patients .
she was investigated by the general medical council , which concluded that there was no case to answer .
however , it is now reviewing part of this decision and is appointing an independent expert to consider if the original investigation went ` far enough ' that