ICD-10-PCS Billable Code

0BU64JZ

Supplement Lower Lobe Bronchus, Right to No Qualifier with Synthetic Substitute, Percutaneous Endoscopic Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemB Respiratory System
OperationU Supplement
Body Part6 Lower Lobe Bronchus, Right
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

This family covers procedures that reinforce or add bulk to a weakened or structurally deficient part of the airway or its supporting structures, such as the trachea, bronchi, or diaphragm, using either the patient's own tissue, donor tissue, or a synthetic material like mesh or a patch. The goal is not to replace the body part but to shore it up so it can keep doing its normal job - for example, patching a floppy section of trachea that collapses with breathing, or reinforcing a diaphragm that has thinned or herniated. Surgeons turn to these procedures when a segment of the airway or diaphragm is intact but too weak or malformed to function reliably on its own.

Patients typically encounter this after a diagnosis of tracheomalacia, a diaphragmatic defect, or a previous repair that has stretched or failed over time. Because the underlying anatomy stays in place and is simply strengthened, recovery generally focuses on protecting the reinforced area from strain while it heals into the surrounding tissue.

Anatomy & Axis Detail

Lower Lobe Bronchus, Right

The right lower lobe bronchus supplies the largest lobe of the right lung and gives rise to the superior and basal segmental bronchi, so reinforcing its wall must preserve multiple downstream branch points. Supplementation is generally performed after resection of a tumor confined to this segment or repair of a stricture from prior infection or intubation trauma, using graft material to restore structural support where the airway wall has been thinned or partially excised. Its proximity to the inferior pulmonary vein and the oblique fissure separating it from the middle and upper lobes means surgeons must account for these adjacent structures when placing reinforcing tissue. Adequate luminal caliber at this level is important since it channels airflow to a substantial portion of the right lung.

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 assign Supplement here when the operative note describes material being laid onto or into an existing body part to add support or bulk, not to replace it outright - watch for phrasing like "reinforced with mesh," "patch graft applied," or "augmented." The documentation needs to identify the specific body part reinforced and the type of material used, since the device character value (autologous, synthetic, nonautologous) changes based on it.

The most common error is confusing Supplement with Replacement when a device fully substitutes for a body part rather than reinforcing it, or missing that a repair using only suture material (no separate device) should instead be coded as Repair.

Commonly Confused With

ReplacementReplacement is the frequent point of confusion: Replacement takes a body part completely out and puts a substitute in its place, while Supplement leaves the native structure intact and adds material to it.
RepairRepair is another close neighbor - if the operative note shows only sutures closing a defect with no reinforcing material left behind, that's Repair, not Supplement.