ICD-10-CM > H00-H59 > H00-H05 > H00 > H00.1 H00.1 Chalazion Non-Billable/Non-Specific Applicable To Meibomian (gland) cyst Type 2 Excludes infected meibomian gland (H00.02-) Codes H00.11Chalazion right upper eyelidH00.12Chalazion right lower eyelidH00.13Chalazion right eye, unspecified eyelidH00.14Chalazion left upper eyelidH00.15Chalazion left lower eyelidH00.16Chalazion left eye, unspecified eyelidH00.19Chalazion unspecified eye, unspecified eyelid