He's nice sometimes, and he's an ogre sometimes,
and he knows he stuff. Like the incident with J.P. Demont in Publicity Hound. Demont was being a horse's patootie anyway. Dr. Brackett had to get roug with him, and in Hang-up, the rude surfer dude! Boy, was he a twit! Going surfing with a cast on.
Dixie: Good God! You could've drowned.
He deserved that chewing out. Some patients don't, maybe they just needed to be guided in the right direction, but others need a good verbal chastising.