Complete ICD-10-CM coding and documentation guide for icd-10 coding for cancer antigen 19-9 includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Cancer Antigen 19-9
Use ICD-10 code C25.9 for malignant neoplasm of pancreas, unspecified, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Elevated tumor marker
Use alongside C25.9 to indicate elevated CA 19-9 levels.
The ICD-10 code for elevated cancer antigen 19-9 is R97.2, used when CA 19-9 levels are elevated without a confirmed malignancy.
CA 19-9 is used to monitor treatment response in pancreatic cancer, coded as C25.9 when confirmed.