M61.52 Other ossification of muscle, upper armNon-billable header with 3 child codes.
M61.521 Other ossification of muscle, right upper armM61.522 Other ossification of muscle, left upper armM61.529 Other ossification of muscle, unspecified upper armM61.50 Other ossification of muscle, unspecified siteM61.51 Other ossification of muscle, shoulderM61.511 Other ossification of muscle, right shoulderM61.512 Other ossification of muscle, left shoulderM61.519 Other ossification of muscle, unspecified shoulderM61.52 Other ossification of muscle, upper arm (this code)M61.521 Other ossification of muscle, right upper armM61.522 Other ossification of muscle, left upper armM61.529 Other ossification of muscle, unspecified upper armM61.53 Other ossification of muscle, forearmM61.531 Other ossification of muscle, right forearm