[nradov]

There is virtually zero chance that a doctor will lose their medical license for diverging from the from the usual clinical practice guidelines around statins. Check the state medical board disciplinary records.

But if they're employed by a health system and fail to follow company policy then yes, they could be fired.

[mac-mc]

Different countries are different, some are far more trigger happy about it like Canada. What you suggest as an alternative other than 'git gud' diet & exercise also changes it.