If a primary site, due to excision or therapy, no longer exists and the patient is receiving treatment for a secondary site, the primary site is coded with:

Question

Quizplus · Accepted Answer

When a primary site no longer exists due to excision or therapy, and the patient is receiving treatment for a secondary site, the correct coding practice is to use a personal history Z code. This indicates that the patient has a history of the primary condition, but it is not currently active.

If a Primary Site, Due to Excision or Therapy, No