Baroness Valerie Amos said she realised during her national maternity review that the Care Quality Commission is incapable of delivering reliable assessments.
Dr Harpreet Singh Kalra finds himself under scrutiny after the Care Quality Commission recently placed one of his surgeries into special measures to protect patients.
MailOnline can reveal 132 facilities were ranked 'inadequate' - the worst possible score. Another 2,418 'require improvement', according to the Care Quality Commission (CQC).
Sir Julian Hartley, 57, who took over as chief executive of the Care Quality Commission (CQC) in December, said the regulator had 'lost its way' on providing safety ratings for care homes.
The hospital's two maternity units - Leeds General Infirmary and St James's University Hospital - are rated 'good' by England's healthcare regulator, the Care Quality Commission (CQC).