Dr. Joyner prescribed Plavix, 300mg b.i.d., for Tony's cardiac condition. Tony has been taking the medication as prescribed and presents today for therapeutic drug level monitoring. The coder should assign code:

Question

Quizplus · Accepted Answer

Z51.81 is the correct code for therapeutic drug level monitoring. This code is used when a patient is being monitored for the levels of medication in their system to ensure they are within a therapeutic range. The other codes refer to long-term use of specific medications, which is not the focus of the visit described.

Dr Joyner Prescribed Plavix, 300mg B