Complete ICD-10-CM coding and documentation guide for icd-10 coding for prothrombin time international normalized ratio includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Prothrombin Time International Normalized Ratio
Use ICD-10 code I48.21 for permanent atrial fibrillation, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Long term (current) use of anticoagulants
Use to indicate ongoing anticoagulation therapy.
The ICD-10 code for PT/INR monitoring related to atrial fibrillation is I48.21, with Z79.01 for long-term anticoagulant use.
Document INR results by including the current INR value, therapeutic range, and any dose adjustments or follow-up plans.