ICD-10-PCS Billable Code

0PUJ4JZ

Supplement Radius, Left to No Qualifier with Synthetic Substitute, Percutaneous Endoscopic Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemP Upper Bones
OperationU Supplement
Body PartJ Radius, Left
Approach4 Percutaneous Endoscopic
DeviceJ Synthetic Substitute
QualifierZ No Qualifier

Operation Definition

Putting in or on biological or synthetic material that physically reinforces and/or augments the function of a portion of a body part

Procedure Overview

Supplement procedures add biological or synthetic material to reinforce or augment a bone of the skull, face, thorax, or upper limb that remains anatomically in place, rather than replacing or repairing damaged tissue. Common examples include bone grafting to reinforce a weakened area of the skull, or augmenting a thin area of the sternum or scapula with mesh or cement to add structural strength.

This approach is chosen when the native bone is largely intact and functional but needs extra support, often to prevent future fracture, to build up bone stock before another procedure, or to strengthen a surgical repair site.

Anatomy & Axis Detail

Radius, Left

The left radius is the lateral forearm bone whose distal end bears most of the load transmitted from the wrist, making it a frequent site of comminuted or osteoporotic fracture, malunion, and bone loss after tumor curettage or nonunion debridement. Supplementation here typically involves packing autograft, allograft, or a synthetic bone void filler into a cortical or metaphyseal defect, often in conjunction with plate or intramedullary fixation placed during the same or a prior encounter. Because the radius rotates around the ulna to allow pronation and supination, restoring adequate bone stock and shaft contour is important for preserving forearm rotation and wrist mechanics, and documentation should distinguish grafting used purely to reinforce existing bone from any concurrent fixation device placement, which would be coded separately.

Approach: Percutaneous Endoscopic

Percutaneous Endoscopic combines a puncture through skin or mucous membrane with insertion of an endoscope to visualize the procedure internally, as in laparoscopic cholecystectomy. It is distinguished from plain Percutaneous by the presence of scope-guided visualization, and from Via Natural or Artificial Opening Endoscopic by its route being a new puncture rather than an existing orifice or stoma.

Device: Synthetic Substitute

Synthetic Substitute designates a device made from manufactured, non-biologic material, such as mesh or prosthetic components, used to replace or augment a body part. It is distinguished from the two tissue substitute categories by its artificial composition, which carries different considerations for integration and long-term durability than biologic grafts.

Coding & Documentation

Coders should confirm the operative note describes material being added to reinforce a structure that stays in place, not material substituting for a removed part. The device or graft type documented determines the correct device value - autograft, allograft, synthetic substitute, or nonautologous tissue - so vague documentation of "bone graft" without a source can complicate accurate coding. A common mistake is coding supplement when the surgeon actually performed a replacement, particularly in cranioplasty cases where it's unclear whether native bone was removed first. Another frequent error is missing a supplement code entirely when a graft was placed during a repair or reposition procedure, since it may require a separate code rather than being bundled in.

Commonly Confused With

ReplacementReplacement is the closest match and the two are distinguished by whether the original bone was removed - supplement reinforces bone left in place, while replacement requires a body part to be taken out before the substitute goes in.
RepairRepair can also overlap since both may involve grafting, but repair is coded when the graft is restoring a structural defect rather than adding reinforcing bulk to an already intact structure.