ICD-10-PCS Billable Code

0HUV37Z

Supplement Breast, Bilateral to No Qualifier with Autologous Tissue Substitute, Percutaneous Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemH Skin and Breast
OperationU Supplement
Body PartV Breast, Bilateral
Approach3 Percutaneous
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 in this family add reinforcing or augmenting material to skin or breast tissue that is still present and functioning, rather than replacing something that was removed. A surgeon places biological material, such as an acellular dermal matrix or a patient's own tissue graft, or a synthetic material like mesh or a breast implant, in or on the existing body part to strengthen it or change its shape and volume. Common examples include reinforcing a hernia repair site with mesh under the skin, using a dermal matrix to support a reconstructed breast pocket, or placing a breast implant to augment or reconstruct breast contour.

Patients pursue these procedures for reconstructive reasons after mastectomy or injury, for structural support during a repair, or for elective augmentation. Because the native tissue remains and is simply bolstered, recovery generally centers on the implanted material settling into place and the surrounding tissue healing around it, with follow-up imaging sometimes used to confirm implant integrity or graft incorporation over time.

Anatomy & Axis Detail

Breast, Bilateral

Bilateral breast supplementation addresses both breasts in the same operative episode, typically for symmetry procedures following bilateral mastectomy, prophylactic reconstruction in high-risk patients, or staged augmentation where fat grafting or matrix reinforcement is applied to each side. Because the tissue on each breast may respond differently to prior surgery, radiation, or scarring, surgeons frequently use varying graft volumes or materials on the right versus left even though the case is captured as a single bilateral code. Fat grafting for volume restoration and contour blending, mesh or dermal matrix support of an implant pocket, and reinforcement of thinned skin envelopes are common indications. Documentation should confirm that both breasts underwent the reinforcing procedure in the same operative session, since staged or asymmetric timing would instead require two separate lateral codes.

Approach: Percutaneous

Percutaneous describes entry by needle or instrument puncture through the skin or mucous membrane to reach the site of the procedure, without cutting the tissue open or using a visualizing scope. It differs from Open in that the site itself is never exposed, and from Percutaneous Endoscopic in that no endoscope is used to see internal structures. Common examples include needle biopsies and injections.

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 reinforcement or augmentation of a body part that remains in place, with a specific material identified as biological, synthetic, or the patient's own harvested tissue. Documentation needs to name the device or graft type so the correct device value can be applied, and the approach (open, percutaneous, or endoscopic) must be explicit since it changes the code entirely. A frequent error is coding Supplement when the surgeon actually removed damaged tissue first and then supplemented it, which may instead call for a combination of Excision and Supplement, or when an implant is being exchanged for a new one, which is a different root operation altogether. Another pitfall is mistaking augmentation mammoplasty documentation, which sometimes uses vague language like "placed implant," for a Replacement procedure; the coder must verify whether native breast tissue was taken out.

Commonly Confused With

ReplacementReplacement is the closest source of confusion, since both involve putting in material, but Replacement takes out all or a portion of a body part and puts in a device that physically takes over its function, whereas Supplement leaves the original body part in place and only reinforces it.
RepairRepair is another frequent mix-up when a surgeon closes a wound or laceration without adding reinforcing material, since Repair is used only when no other root operation more precisely describes the objective, while Supplement always requires an actual material being put in or on the part.