The General Medical Council has also suggested that doctors who fail to 'whistle-blow' on colleagues who put patients at risk could also be punished.
The health regulator is consulting until November about the most serious cases including bullying, discrimination and where patients are put in danger.
Christian doctor Trevor Stammers has been practicing medicine for years and is also a Medical Ethics lecturer.
He told Premier's News Hour he's concerned about creating a negative culture within the profession:
"It is important where doctors are seriously and repeatedly negligent, and it's known about, that that is dealt with, because at the end of the day doctors do have patient's lives in their hands.
"But I think that needs to be balanced against the fact that we are facing, particularly in general practice, a recruitment crisis at the moment.
"If the culture becomes one of punishment and witch-hunting of doctors, that's not going to aid recruitment... Nobody wants to work in a climate of fear."
Dr Stammers also added he had concerns about doctors having to apologise or face sanctions, saying a 'forced' apology is unlikely to be satisfactory for patients who've been wronged: