ICD-10-PCS code structure

Section:
  X = New Technology

Body System:
  H = Skin, Subcutaneous Tissue, Fascia and Breast

Root Operation:
  R = Replacement


See Terms used in New Technology

The 4th character refers to the body part or body region.

Replacement

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