M18.50 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Short description: Oth unil sec osteoarth of 1st carpometacarp joint, unsp hand
The 2023 edition of ICD-10-CM M18.50 became effective on October 1, 2022.
This is the American ICD-10-CM version of M18.50 – other international versions of ICD-10 M18.50 may differ.