A patient had a left knee total knee arthroplasty done. What modifier should be appended to the CPT code?

Name: A patient had a left knee total knee arthroplasty done. What modifier should be appended to the CPT code?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The LT modifier should be appended to the CPT code to indicate that the procedure was performed on the left knee. The LT modifier is used to indicate left side when a procedure is performed bilaterally.

A Patient Had a Left Knee Total Knee Arthroplasty Done