ICD-10-CM > H00-H59 > H10-H11 > H11 > H11.0 > H11.01 H11.01 Amyloid pterygium Non-Billable/Non-Specific Codes H11.011Amyloid pterygium of right eyeH11.012Amyloid pterygium of left eyeH11.013Amyloid pterygium of eye, bilateralH11.019Amyloid pterygium of unspecified eye