Complete ICD-10-CM coding and documentation guide for icd-10 coding for metastatic colorectal cancer includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Metastatic Colorectal Cancer
Use ICD-10 code C18.9 for malignant neoplasm of colon, unspecified, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Encounter for antineoplastic chemotherapy
Use when the patient is receiving chemotherapy for colorectal cancer.
Encounter for radiotherapy
Use when the patient is receiving radiotherapy for liver metastasis.
ICD-10 codes for metastatic colorectal cancer include C18.x for the primary site and C78.x for metastatic sites, such as C78.7 for liver metastasis.
Code the primary site of colorectal cancer (e.g., C18.3 for ascending colon) and the metastatic site (C78.7 for liver metastasis).