HCPCS Level II code Q4357 describes billing for Xwrap Plus material charged per square centimeter as an add-on supply or device, intended to be reported in addition to a primary procedure; this code is used when Xwrap Plus is applied as part of a surgical or wound management service and typically represents a biologic or synthetic graft/patch product supplied in an operative or outpatient procedural setting such as an ambulatory surgery center, hospital outpatient department, or clinic.

For related coverage guidance, see recent payer policy updates: B-Hemolytic Streptococcus Testing, Human Immunodeficiency Virus (HIV) — Coverage Criteria for Testing and Resistance Assays, Hepatitis Testing (A, B, C, D) Coverage Criteria.