ICD-10-CM > M00-M99 > M05-M14 > M11 > M11.2 > M11.21 M11.21 Other chondrocalcinosis, shoulder Non-Billable/Non-Specific Codes M11.211Other chondrocalcinosis, right shoulderM11.212Other chondrocalcinosis, left shoulderM11.219Other chondrocalcinosis, unspecified shoulder