ICD-10-PCS Billable Code

0HUX77Z

Supplement Nipple, Left to No Qualifier with Autologous Tissue Substitute, Via Natural or Artificial Opening Approach

Procedural Specifications

Clinical Axis Detail Definition
Section0 Medical and Surgical
Body SystemH Skin and Breast
OperationU Supplement
Body PartX Nipple, Left
Approach7 Via Natural or Artificial Opening
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

Nipple, Left

On the left side, the nipple-areolar complex sits atop breast tissue with a delicate, independent blood supply that makes any augmenting procedure sensitive to timing and technique. Supplementation is used when projection has diminished due to aging, prior reconstruction, or scarring, and a surgeon adds graft material, such as costal cartilage or acellular dermal matrix, to restore volume and shape without removing or reconstructing the nipple from scratch. This is distinct from cases where the entire nipple is absent and must be built anew from local skin flaps. Because nipple viability depends on the underlying vascular pedicle, surgeons weigh graft bulk against perfusion risk, and the documentation should reflect that native nipple tissue remained in place while the reinforcing material was introduced, with laterality distinguishing it from any right-sided procedure performed concurrently.

Approach: Via Natural or Artificial Opening

Via Natural or Artificial Opening means the instrument reaches the target site by passing through an existing body orifice, such as the mouth or urethra, or a surgically created opening like a stoma, without additional incision or scope guidance. It is distinguished from the Endoscopic variant by the absence of a visualizing scope, and from External by actually traversing into the body through that opening.

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.