10ICD Code Hub

C56

Header — not billable

Malignant neoplasm of ovary

The ICD-10 code for malignant neoplasm of ovary is C56.

C56 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.

Clinical notes

Use additional code

This code represents an underlying condition. When a related manifestation is also present, coding convention calls for an additional code to be listed after this one.

  • code to identify any functional activity

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under C56

Related codes in this category