Z40
Z40: Encounter for prophylactic surgery
Non-billable headerICD-10-CM
Z40 is a non-billable header ICD-10-CM code for encounter for prophylactic surgery. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes1: never code together
These conditions cannot occur together. Billing both on the same encounter is a denial.
- organ donations (Z52.-)
- therapeutic organ removal-code to condition
Other codes that can never be billed with Z40
Their own Excludes1 notes name this code, so the conflict is not listed above.
- Z29Encounter for other prophylactic measures
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead Z40
3 child codes. Green means billable.