ICD-10-CM Code For Mesothelioma: Group Overview
The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group C45 includes malignant mesotheliomas of the pleura, peritoneum, pericardium, tunica vaginalis, and unspecified sites, covering primary cancers of mesothelial tissues. These ICD-10-CM diagnosis codes are used to document primary malignant mesothelial neoplasms, capturing site of origin, laterality when applicable, and extent of disease for clinical and administrative records. Accurate coding within the ICD-10-CM C45 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.
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ICD-10-CM C45: Mesothelioma Overview
The ICD-10-CM C45 group represents malignant neoplasms arising from mesothelial tissues, most commonly involving the pleura, peritoneum, pericardium, or tunica vaginalis. These diagnoses target cancers originating in the mesothelial lining of body cavities and adjacent soft tissues. Accurate coding is important for appropriate claim adjudication, epidemiology, and reimbursement for cancer-directed care.