| M20011 | Mallet finger of right finger(s) |
| M20012 | Mallet finger of left finger(s) |
| M20019 | Mallet finger of unspecified finger(s) |
| M2002 | Boutonniere deformity |
| M20021 | Boutonniere deformity of right finger(s) |
| M20022 | Boutonniere deformity of left finger(s) |
| M20029 | Boutonniere deformity of unspecified finger(s) |
| M2003 | Swan-neck deformity |
| M20031 | Swan-neck deformity of right finger(s) |
| M20032 | Swan-neck deformity of left finger(s) |
| M20039 | Swan-neck deformity of unspecified finger(s) |
| M2009 | Other deformity of finger(s) |
| M20091 | Other deformity of right finger(s) |
| M20092 | Other deformity of left finger(s) |
| M20099 | Other deformity of finger(s), unspecified finger(s) |
| M201 | Hallux valgus (acquired) |
| M2010 | Hallux valgus (acquired), unspecified foot |
| M2011 | Hallux valgus (acquired), right foot |
| M2012 | Hallux valgus (acquired), left foot |
| M202 | Hallux rigidus |
| M2020 | Hallux rigidus, unspecified foot |
| M2021 | Hallux rigidus, right foot |
| M2022 | Hallux rigidus, left foot |
| M203 | Hallux varus (acquired) |
| M2030 | Hallux varus (acquired), unspecified foot |
| M2031 | Hallux varus (acquired), right foot |
| M2032 | Hallux varus (acquired), left foot |
| M204 | Other hammer toe(s) (acquired) |
| M2040 | Other hammer toe(s) (acquired), unspecified foot |
| M2041 | Other hammer toe(s) (acquired), right foot |
| M2042 | Other hammer toe(s) (acquired), left foot |
| M205 | Other deformities of toe(s) (acquired) |
| M205X | Other deformities of toe(s) (acquired) |
| M205X1 | Other deformities of toe(s) (acquired), right foot |
| M205X2 | Other deformities of toe(s) (acquired), left foot |
| M205X9 | Other deformities of toe(s) (acquired), unspecified foot |
| M206 | Acquired deformities of toe(s), unspecified |
| M2060 | Acquired deformities of toe(s), unspecified, unspecified foot |
| M2061 | Acquired deformities of toe(s), unspecified, right foot |
| M2062 | Acquired deformities of toe(s), unspecified, left foot |
| M21 | Other acquired deformities of limbs |
| M210 | Valgus deformity, not elsewhere classified |
| M2100 | Valgus deformity, not elsewhere classified, unspecified site Valgus deformity, not elsewhere classified, unspecified site |
| M2102 | Valgus deformity, not elsewhere classified, elbow |
| M21021 | Valgus deformity, not elsewhere classified, right elbow |
| M21022 | Valgus deformity, not elsewhere classified, left elbow |
| M21029 | Valgus deformity, not elsewhere classified, unspecified elbow |
| M2105 | Valgus deformity, not elsewhere classified, hip |
| M21051 | Valgus deformity, not elsewhere classified, right hip |
| M21052 | Valgus deformity, not elsewhere classified, left hip |