I31.31
BillableMalignant pericardial effusion in diseases classified elsewhere
I31.31 is the ICD-10-CM code for Malignant pericardial effusion in diseases classified elsewhere. It is a billable, specific code valid for reimbursement.
I00-I99 Diseases of the circulatory system
What this means — in plain language
MedlinePlus · NIHLearn about the different types of cancer-related cardiopulmonary syndromes, including their causes, signs and symptoms, tests to diagnose, and treatment.
Read more about Cardiopulmonary Syndromes (PDQ®) at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Frequently asked questions
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