Tonsil-examining M.D.

ENT

This specialist often deals with ear, nose, and throat issues.

The clue "Tonsil-examining M.D." points to "ENT," which stands for Ear, Nose, and Throat doctor—a specialist who examines tonsils. The abbreviation is a common shorthand in medical contexts, and the clue plays on the specific role of an ENT in throat-related care. It’s a straightforward definition without wordplay, relying on the direct association between the specialty and the task.