C56

Non-billable

Malignant neoplasm of ovary

C56 is the ICD-10-CM code for Malignant neoplasm of ovary. It is a non-billable category code — use a more specific child code such as C56.1 for billing.

Status
Header (non-billable)
Chapter
C00-D49
Subcodes
4
Edition
FY2026

C00-D49 Neoplasms

Use additional code

  • code to identify any functional activity

Frequently asked questions

What is ICD-10 code C56?
C56 is the ICD-10-CM code for "Malignant neoplasm of ovary". It falls under C00-D49 Neoplasms.
Is C56 a billable code?
No — C56 is a non-billable header code. Use a more specific child code (such as C56.1) for billing.
What are the subcodes of C56?
C56 has 4 more specific child codes, including C56.1, C56.2, C56.3.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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