Related Clues:

• Pros who practice
• OR pros
• ''ER'' roles
• Members of 82-Down
• AMA mtg. attendees
• TV's House and Howser
• This puzzle's theme involves four TV ones
• Physicians: Abbr.
• "ER" roles
• Some Johns Hopkins grads
• Some HMO personnel
• Rx signers
• ENTs, e.g.
• MDs
• Gooden and Savage