They have a lot of patients
A lot of good you are. (the joke is that the paint can is empty)
Not a ton, he has a lot of sheepless nights.
Inconceivable!
Nurse: Doctor, the patient's life support is acting strange... Doctor: Have you tried turning it off and on again?
Doctor: "Ten." Patient: "Ten what " Doctor: "Nine..."
He lost his patients
Because it lost it's temper.
Luke warm