ICD-10-PCS Billable Code

0YQ04ZZ

Repair Buttock, Right to No Qualifier with No Device, Percutaneous Endoscopic Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemY Anatomical Regions, Lower Extremities
OperationQ Repair
Body Part0 Buttock, Right
Approach4 Percutaneous Endoscopic
DeviceZ No Device
QualifierZ No Qualifier

Operation Definition

Restoring, to the extent possible, a body part to its normal anatomic structure and function

Procedure Overview

Repair procedures in this lower extremity family restore an anatomical region - such as the upper leg, lower leg, or foot as a whole area rather than a single organ - back toward its normal structure after damage from trauma, prior surgery, or an unexpected complication. This is the default surgical category used when no more specific root operation, like reattachment or resection, accurately describes what the surgeon did, so it often appears for lacerations, hernia-type defects in the extremity, or unplanned repairs of tissue disrupted during another procedure.

Because it spans a broad anatomical region rather than one distinct body part, this code family is used when the surgical work does not map neatly onto a named muscle, vessel, or bone but instead addresses the regional soft tissue or structure as a whole. The intent is always restoration of normal anatomy and function, not augmentation or removal.

Anatomy & Axis Detail

Buttock, Right

The right buttock is a soft tissue and gluteal muscle region overlying the pelvis, and repair of this area addresses abnormalities such as lacerations, dehiscence, or other disruptions of skin, subcutaneous tissue, or gluteal musculature that do not fit a more specific root operation. Because the buttock carries substantial soft tissue bulk and is a common site for pressure injuries, abscess drainage sites, or traumatic wounds, repair here typically restores the structural integrity of the region by closing or reconstructing the disrupted tissue without altering its underlying anatomy. The gluteal region's proximity to the sciatic nerve and major vessels means surgeons take care during closure to avoid these deeper structures even though the repair itself is confined to the anatomical region as a whole. Documentation should specify the nature of the defect being closed to support this code over a more specific muscle or skin repair.

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.

Coding & Documentation

Coders turn to Repair for this region only after ruling out every other applicable root operation, since ICD-10-PCS convention treats Repair as a residual category. The operative note needs to describe closure or restoration of a defect - for example, closing a traumatic wound or repairing a fascial disruption - in a way that does not match a more specific term like Suture-plus-graft coded as Supplement, or vessel reconnection coded as Reattachment. The most frequent error is reaching for Repair by habit before checking whether a more specific root operation applies, and second is choosing the general anatomical region body system when the repair actually targeted a distinct named structure that has its own body system.

Commonly Confused With

SupplementRepair is distinguished from Supplement in that Repair fixes existing tissue back to its normal state, while Supplement adds reinforcing material such as mesh even when no defect is being closed.
ReattachmentIt differs from Reattachment because Repair does not involve reconnecting a fully separated part.
ControlCoders also weigh Repair against Control, which addresses bleeding specifically, since a repair performed to stop hemorrhage in this region is coded as Control instead when that is the sole objective of the procedure.