Hallux rigidus
Hallux rigidus
M20.2 is a header (parent) code in the ICD-10-CM hierarchy. It is not billable for claim submission. Use one of the billable child codes listed below.
Billable codes in this category
Each of the codes below is billable. Choose the one that most accurately describes the patient's diagnosis.
Hallux rigidus of an unspecified foot — stiffness and limited dorsiflexion at the first metatarsophalangeal joint due to degenerative or acquired changes, coded when chart documentation does not specify right or left.
Degenerative arthritis of the right first metatarsophalangeal (MTP) joint causing progressive loss of dorsiflexion range of motion, classified as an acquired deformity of the toe under ICD-10-CM Chapter 13.
Degenerative arthritis of the left first metatarsophalangeal (MTP) joint causing progressive stiffness and loss of dorsiflexion, classified as an acquired deformity under ICD-10-CM chapter M20.