M61.13 Myositis ossificans progressiva, forearmNon-billable header with 3 child codes.
M61.131 Myositis ossificans progressiva, right forearmM61.132 Myositis ossificans progressiva, left forearmM61.139 Myositis ossificans progressiva, unspecified forearmM61.119 Myositis ossificans progressiva, unspecified shoulderM61.12 Myositis ossificans progressiva, upper armM61.121 Myositis ossificans progressiva, right upper armM61.122 Myositis ossificans progressiva, left upper armM61.129 Myositis ossificans progressiva, unspecified upper armM61.13 Myositis ossificans progressiva, forearm (this code)M61.131 Myositis ossificans progressiva, right forearmM61.132 Myositis ossificans progressiva, left forearmM61.139 Myositis ossificans progressiva, unspecified forearmM61.14 Myositis ossificans progressiva, hand and finger(s)M61.141 Myositis ossificans progressiva, right hand