Acquired bilateral hallux rigidus
Acquired hallux rigidus of bilateral feet
Acquired hallux rigidus of right big toe
Acquired right hallux rigidus
Hallux rigidus of right great toe
M20.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM M20.21 became effective on October 1, 2022.
This is the American ICD-10-CM version of M20.21 – other international versions of ICD-10 M20.21 may differ.