Get started free

C79.31

Billable

Secondary malignant neoplasm of brain

C79.31 is the ICD-10-CM code for Secondary malignant neoplasm of brain. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
C00-D49
Parent
C79.3
Edition
FY2026

C00-D49 Neoplasms

What this means — in plain language

MedlinePlus · NIH

A brain tumor is a growth of abnormal cells in the tissues of the brain. Brain tumors can be benign, with no cancer cells, or malignant, with cancer cells that grow quickly. Some are primary brain tumors, which start in the brain. Others are metastatic, and they start somewhere else in the body and move to the brain. Brain tumors can cause many symptoms. Some of the most common are: Headaches, often in the morning…

Read more about Brain Tumors at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code C79.31?
C79.31 is the ICD-10-CM code for "Secondary malignant neoplasm of brain". It falls under C00-D49 Neoplasms.
Is C79.31 a billable code?
Yes — C79.31 is a billable, specific ICD-10-CM code valid for reimbursement.

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

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.

Get started freeSee how Eleplan works →