Possible Clues:

• Parson crazed with love for a trebly gifted female
• It's her for height, by the sound of it
• Surname of an HBO crime family
• Carmela, perhaps, as a noted female
• Singing voice
• Voice above alto
• Parson, doctor, leader of orchestra and member of a choir
• Top line on a chorale
• Work managed well without Norman, perhaps
• Singing range for castrati, often