Complex sentence: Even when consistently reminded that Brenner works in a teaching hospital, he still refuses to teach procedures to those who need/want the practice, and he slept with one med student and later insulted both her romantic and professional skills.
Split into simpler sentences: Even when consistently reminded that Brenner works in a teaching hospital, he still refuses to teach procedures to those who need or want the practice. He slept with one med student and later insulted both her romantic and professional skills.