Complete ICD-10-CM coding and documentation guide for icd-10 coding for carotid artery blockage includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Carotid Artery Blockage
Use ICD-10 code I65.21 for occlusion and stenosis of right carotid artery, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Hyperlipidemia
Use to document associated hyperlipidemia contributing to atherosclerosis.
Encounter for examination for normal comparison and control in clinical research program
Use for screening purposes when documenting asymptomatic stenosis.
Carotid artery blockage is primarily coded using I65.2- for stenosis and I63.2- if associated with cerebral infarction. Ensure documentation specifies laterality and severity.
Documentation must include laterality, severity, and any causal link to cerebral infarction. Imaging results should confirm stenosis percentage.