M21.831 - Other specified acquired deformities of right forearm

Version 2023
ICD-10:M21.831
Short Description:Other specified acquired deformities of right forearm
Long Description:Other specified acquired deformities of right forearm
Status: Valid for Submission
Version:ICD-10-CM 2023
Code Classification:
  • Diseases of the musculoskeletal system and connective tissue (M00–M99)
    • Other joint disorders (M20-M25)
      • Other acquired deformities of limbs (M21)

M21.831 is a billable ICD-10 code used to specify a medical diagnosis of other specified acquired deformities of right forearm. The code is valid during the fiscal year 2023 from October 01, 2022 through September 30, 2023 for the submission of HIPAA-covered transactions.

Convert to ICD-9 Code

Source ICD-10 CodeTarget ICD-9 Code
M21.831736.09 - Forearm deformity NEC
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code.

Patient Education


Arm Injuries and Disorders

Of the 206 bones in your body, three of them are in your arm: the humerus, radius, and ulna. Your arms are also made up of muscles, joints, tendons, and other connective tissue. Injuries to any of these parts of the arm can occur during sports, a fall, or an accident.

Types of arm injuries include :

You may also have problems or injure specific parts of your arm, such as your hand, wrist, elbow, or shoulder.


[Learn More in MedlinePlus]

Code History