ICD-10-CM M21.939: Unspecified acquired deformity of unspecified forearm

Parent Code (Less Specific):

About ICD-10-CM Code M21.939 (Unspecified acquired deformity of unspecified forearm)

ICD-10-CM code M21.939 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM M21.939 became effective on October 1, 2024.

This page provides detailed information about M21.939 - Unspecified acquired deformity of unspecified forearm. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Unspecified acquired deformity of unspecified forearm.