ICD-10-PCS Root Operation U
Medical and Surgical, Hepatobiliary System and Pancreas, Supplement

The Supplement root operation is identified by the character code U in the 3^rd position of the procedure code. It is defined as Putting in or on biological or synthetic material that physically reinforces and/or augments the function of a portion of a body part. The biological material is non-living, or is living and from the same individual. The body part may have been previously replaced, and the Supplement procedure is performed to physically reinforce and/or augment the function of the replaced body part.

Includes:

• Herniorrhaphy using mesh, mitral valve ring annuloplasty, put a new acetabular liner in a previous hip replacement