M61.57 Other ossification of muscle, ankle and footNon-billable header with 3 child codes.
M61.571 Other ossification of muscle, right ankle and footM61.572 Other ossification of muscle, left ankle and footM61.579 Other ossification of muscle, unspecified ankle and footM61.559 Other ossification of muscle, unspecified thighM61.56 Other ossification of muscle, lower legM61.561 Other ossification of muscle, right lower legM61.562 Other ossification of muscle, left lower legM61.569 Other ossification of muscle, unspecified lower legM61.57 Other ossification of muscle, ankle and foot (this code)M61.571 Other ossification of muscle, right ankle and footM61.572 Other ossification of muscle, left ankle and footM61.579 Other ossification of muscle, unspecified ankle and footM61.58 Other ossification of muscle, other siteM61.59 Other ossification of muscle, multiple sites