ICD-10-CM > H00-H59 > H10-H11 > H11 > H11.1 > H11.13 H11.13 Conjunctival pigmentations Non-Billable/Non-Specific Applicable To Conjunctival argyrosis [argyria] Codes H11.131Conjunctival pigmentations, right eyeH11.132Conjunctival pigmentations, left eyeH11.133Conjunctival pigmentations, bilateralH11.139Conjunctival pigmentations, unspecified eye