Related Clues:

• Alter deceptively
• Treat
• No, for one
• Tamper with
• Medic
• See 22-Down
• Sawbones
• Person who's been given the third degree?
• Adulterate
• Strangelove or Kildare
• Walter Reed, e.g.
• Physician
• Medico
• Hospital worker
• Clinic worker