('disapproving') She had a reputation for being an 'ambulance chaser'. [=a lawyer who gets clients by convincing accident victims that they should file a lawsuit about the accident]
She was taken 'by ambulance' [=in an ambulance] to the hospital.
They called (for) an 'ambulance'.
(..) Hank! Hank! Hank! Oh, my God! Hank, are you-- - Are you okay? Are you okay? - I'm good. Call an ambulance! Call an ambulance! Okay. You okay? Just take a breath. Oh, God, sweetheart. It was an accident. (..)2013 TvShow: Breaking Bad Title: Blood Money Season: 5 Episode 9