ICD-10-CM > H00-H59 > H15-H22 > H16 > H16.4 > H16.41 H16.41 Ghost vessels (corneal) Non-Billable/Non-Specific Codes H16.411Ghost vessels (corneal), right eyeH16.412Ghost vessels (corneal), left eyeH16.413Ghost vessels (corneal), bilateralH16.419Ghost vessels (corneal), unspecified eye