ICD-10-CM Code I66: Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction and Related Diagnosis Codes.

The ICD-10-CM (the International Classification of Diseases, Tenth Revision, Clinical Modification) is a standardized coding system used when classifying diseases and medical conditions. Healthcare providers report these codes on Medical claims when diagnosing patient care.

Explore ICD-10-CM codes, organized by chapters based on body systems and medical conditions, as outlined in the International Classification of Diseases, Tenth Revision, Clinical Modification.

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Eclaims - ICD-10-CM Tabular Code List v1.0.0

A categorized list of ICD-10-CM codes organized by chapters based on body systems or medical conditions, according to the International Classification of Diseases, Tenth Revision, Clinical Modification.

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  • I66 - Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction
    • I66.0 - Occlusion and stenosis of middle cerebral artery
      • I66.01 - Occlusion and stenosis of right middle cerebral artery
      • I66.02 - Occlusion and stenosis of left middle cerebral artery
      • I66.03 - Occlusion and stenosis of bilateral middle cerebral arteries
      • I66.09 - Occlusion and stenosis of unspecified middle cerebral artery
    • I66.1 - Occlusion and stenosis of anterior cerebral artery
      • I66.11 - Occlusion and stenosis of right anterior cerebral artery
      • I66.12 - Occlusion and stenosis of left anterior cerebral artery
      • I66.13 - Occlusion and stenosis of bilateral anterior cerebral arteries
      • I66.19 - Occlusion and stenosis of unspecified anterior cerebral artery
    • I66.2 - Occlusion and stenosis of posterior cerebral artery
      • I66.21 - Occlusion and stenosis of right posterior cerebral artery
      • I66.22 - Occlusion and stenosis of left posterior cerebral artery
      • I66.23 - Occlusion and stenosis of bilateral posterior cerebral arteries
      • I66.29 - Occlusion and stenosis of unspecified posterior cerebral artery
    • I66.3 - Occlusion and stenosis of cerebellar arteries
    • I66.8 - Occlusion and stenosis of other cerebral arteries
    • I66.9 - Occlusion and stenosis of unspecified cerebral artery
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Note: The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) codes are developed and maintained by the Centers for Disease Control and Prevention (CDC). CDC's National Center for Health Statistics (NCHS) is responsible for the clinical modification of ICD-10 for use in the United States. The World Health Organization (WHO), which owns and publishes ICD-10, authorized NCHS to develop ICD-10-CM. All modifications to ICD-10 must conform to WHO's established ICD structure and conventions. All rights are reserved by the respective entities.