R The Joints body system is identified by the character “R” in the 2nd character position and grouped within the New Technology section of the ICD-10-PCS coding structure. The 2nd character of an ICD-10-PCS code defines the particular body system or general physiological system or anatomical region involved.
Section:
X = New Technology
Body System:
0 - Nervous System2 - Cardiovascular SystemD - Gastrointestinal SystemF - Hepatobiliary System & PancreasH - Skin, Subcutaneous Tissue, Fascia & BreastK - Muscles, Tendons, Bursae & LigamentsN - BonesR - JointsT - Urinary SystemW - Anatomical RegionsX - Physiological SystemsY - ExtracorporealThe 3rd character refers to the root operation or the objective of the procedure.
Joints
Joining together portions of an articular body part rendering the articular body part immobile
Putting in a nonbiological appliance that monitors, assists, performs, or prevents a physiological function but does not physically take the place of a body part
Putting in or on biological or synthetic material that physically takes the place and/or function of all or a portion of a body part