ICD-10-CM > M00-M99 > M05-M14 > M12 > M12.2 M12.2 Villonodular synovitis (pigmented) Non-Billable/Non-Specific Codes M12.20Villonodular synovitis (pigmented), unspecified siteM12.21Villonodular synovitis (pigmented), shoulderM12.211Villonodular synovitis (pigmented), right shoulderM12.212Villonodular synovitis (pigmented), left shoulderM12.219Villonodular synovitis (pigmented), unspecified shoulderM12.22Villonodular synovitis (pigmented), elbowM12.221Villonodular synovitis (pigmented), right elbowM12.222Villonodular synovitis (pigmented), left elbowM12.229Villonodular synovitis (pigmented), unspecified elbowM12.23Villonodular synovitis (pigmented), wristM12.231Villonodular synovitis (pigmented), right wristM12.232Villonodular synovitis (pigmented), left wristM12.239Villonodular synovitis (pigmented), unspecified wristM12.24Villonodular synovitis (pigmented), handM12.241Villonodular synovitis (pigmented), right handM12.242Villonodular synovitis (pigmented), left handM12.249Villonodular synovitis (pigmented), unspecified handM12.25Villonodular synovitis (pigmented), hipM12.251Villonodular synovitis (pigmented), right hipM12.252Villonodular synovitis (pigmented), left hipM12.259Villonodular synovitis (pigmented), unspecified hipM12.26Villonodular synovitis (pigmented), kneeM12.261Villonodular synovitis (pigmented), right kneeM12.262Villonodular synovitis (pigmented), left kneeM12.269Villonodular synovitis (pigmented), unspecified kneeM12.27Villonodular synovitis (pigmented), ankle and footM12.271Villonodular synovitis (pigmented), right ankle and footM12.272Villonodular synovitis (pigmented), left ankle and footM12.279Villonodular synovitis (pigmented), unspecified ankle and footM12.28Villonodular synovitis (pigmented), other specified siteM12.29Villonodular synovitis (pigmented), multiple sites