Complete ICD-10-CM coding and documentation guide for icd-10 coding for elevated carcinoma 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 Elevated Carcinoma Antigen 19-9
Use ICD-10 code R97.2 for elevated tumor associated antigen, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Acute pancreatitis, unspecified
Use when CA 19-9 is elevated due to pancreatitis.
The ICD-10 code for elevated CA 19-9 without confirmed malignancy is R97.2. For confirmed pancreatic cancer, use C25.9.
Use R97.2 when CA 19-9 is elevated but no malignancy is confirmed after thorough investigation.