M65.83 Other synovitis and tenosynovitis, forearmNon-billable header with 3 child codes.
M65.831 Other synovitis and tenosynovitis, right forearmM65.832 Other synovitis and tenosynovitis, left forearmM65.839 Other synovitis and tenosynovitis, unspecified forearmM65.819 Other synovitis and tenosynovitis, unspecified shoulderM65.82 Other synovitis and tenosynovitis, upper armM65.821 Other synovitis and tenosynovitis, right upper armM65.822 Other synovitis and tenosynovitis, left upper armM65.829 Other synovitis and tenosynovitis, unspecified upper armM65.83 Other synovitis and tenosynovitis, forearm (this code)M65.831 Other synovitis and tenosynovitis, right forearmM65.832 Other synovitis and tenosynovitis, left forearmM65.839 Other synovitis and tenosynovitis, unspecified forearmM65.84 Other synovitis and tenosynovitis, handM65.841 Other synovitis and tenosynovitis, right hand