Pnctr w/o foreign body of left cheek and TMJ area, init

This code signifies a penetrating injury to the left cheek or temporomandibular region caused by a sharp object, without any retained foreign material. The wound breaches the skin but does not involve a laceration or avulsion, and this is the initial treatment encounter for the injury.

Apply this code when documentation clearly indicates a puncture wound to the specified anatomical area, such as from a needle stick, animal bite (without retained teeth), or a sharp object. The "initial encounter" designation is used for the period of active treatment for the injury.

• Ensure documentation explicitly states "puncture wound" and rules out a foreign body.
• Verify laterality (left) and the specific anatomical site (cheek/temporomandibular area).
• Distinguish from lacerations (S01.42XA) or open wounds with foreign bodies (S01.44XA).