ICD-10-CM > M00-M99 > M05-M14 > M11 > M11.1 > M11.16 M11.16 Familial chondrocalcinosis, knee Non-Billable/Non-Specific Codes M11.161Familial chondrocalcinosis, right kneeM11.162Familial chondrocalcinosis, left kneeM11.169Familial chondrocalcinosis, unspecified knee