Is Z40.0 a billable code?
No. Z40.0 is a header code that groups 5 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
Z40.0: Encounter for prophylactic surgery for risk factors related to malignant neoplasms
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
Z40.0 groups related diagnoses under encounter for prophylactic surgery for risk factors related to malignant neoplasms. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under Z40.0
- Z40.00Encounter for prophylactic removal of unspecified organ
- Z40.01Encounter for prophylactic removal of breast
- Z40.02Encounter for prophylactic removal of ovary(s)
- Z40.03Encounter for prophylactic removal of fallopian tube(s)
- Z40.09Encounter for prophylactic removal of other organ
Other codes in Z40 Encounter for prophylactic surgery
Z40.0 questions
What does Z40.0 mean?
Z40.0 is the ICD-10-CM code for Encounter for prophylactic surgery for risk factors related to malignant neoplasms. It is in chapter 22, Factors influencing health status and contact with health services (Z00-Z99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.