ICD-10-CM > H00-H59 > H46-H47 > H47 > H47.6 > H47.64 H47.64 Disorders of visual cortex in (due to) vascular disorders Non-Billable/Non-Specific Codes H47.641Disorders of visual cortex in (due to) vascular disorders, right side of brainH47.642Disorders of visual cortex in (due to) vascular disorders, left side of brainH47.649Disorders of visual cortex in (due to) vascular disorders, unspecified side of brain