M11.87 Other specified crystal arthropathies, ankle and footNon-billable header with 3 child codes.
M11.871 Other specified crystal arthropathies, right ankle and footM11.872 Other specified crystal arthropathies, left ankle and footM11.879 Other specified crystal arthropathies, unspecified ankle and footM11.859 Other specified crystal arthropathies, unspecified hipM11.86 Other specified crystal arthropathies, kneeM11.861 Other specified crystal arthropathies, right kneeM11.862 Other specified crystal arthropathies, left kneeM11.869 Other specified crystal arthropathies, unspecified kneeM11.87 Other specified crystal arthropathies, ankle and foot (this code)M11.871 Other specified crystal arthropathies, right ankle and footM11.872 Other specified crystal arthropathies, left ankle and footM11.879 Other specified crystal arthropathies, unspecified ankle and footM11.88 Other specified crystal arthropathies, vertebraeM11.89 Other specified crystal arthropathies, multiple sites