ICD-10-CM > H00-H59 > H15-H22 > H18 > H18.0 > H18.01 H18.01 Anterior corneal pigmentations Non-Billable/Non-Specific Applicable To Staehli's line Codes H18.011Anterior corneal pigmentations, right eyeH18.012Anterior corneal pigmentations, left eyeH18.013Anterior corneal pigmentations, bilateralH18.019Anterior corneal pigmentations, unspecified eye