Complete ICD-10-CM coding and documentation guide for icd-10 coding for prothrombin time test 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 Test
Use ICD-10 code I48.91 for unspecified atrial fibrillation, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Prothrombin time
Use to report the PT/INR test performed.
The ICD-10 code for protime testing is typically linked to the condition being monitored, such as I48.91 for atrial fibrillation.
Document the INR value, therapeutic range, condition treated, and any dose adjustments. Example: INR 3.2 for atrial fibrillation, warfarin reduced.