ICD-10-PCS Billable Code

0PUK47Z

Supplement Ulna, Right to No Qualifier with Autologous Tissue Substitute, Percutaneous Endoscopic Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemP Upper Bones
OperationU Supplement
Body PartK Ulna, Right
Approach4 Percutaneous Endoscopic
Device7 Autologous Tissue 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

Ulna, Right

The right ulna forms the stable medial pillar of the forearm and articulates with the humerus at the trochlear notch, so defects near the olecranon or coronoid process can compromise elbow stability as well as forearm rotation. Supplement procedures on this bone are most often performed to fill a cortical gap from a comminuted fracture, an atrophic nonunion, or bone loss following resection of a benign lesion, using autograft, allograft, or a synthetic substitute packed into or laid against the shaft. This is frequently paired with hardware placed to hold reduction, but the graft material itself is coded as the supplementing substance rather than the device. Adequate restoration of ulnar length and alignment matters for maintaining the radius's rotational arc, so surgeons document graft site, volume, and any structural versus morselized graft distinction.

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: Autologous Tissue Substitute

Autologous Tissue Substitute identifies a device value where material harvested from the patient's own body, such as an autograft, is used to replace or reconstruct a body part. Its defining feature is tissue origin from the patient, setting it apart from Nonautologous Tissue Substitute, sourced from a donor or animal, and Synthetic Substitute, made of manufactured material.

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.