Summary & Overview
HCPCS Q4164: Helicoll, per Square Centimeter (Add-on)
HCPCS Level II code Q4164 designates billing for Helicoll on a per-square-centimeter basis as an add-on supply billed in addition to a primary procedure. This code matters nationally because it standardizes payment and reporting for a surgical adjunctive product used in wound management or tissue repair, affecting facility and supplier reimbursement across inpatient and outpatient procedural settings. Key payers included in national analyses are Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare.
Readers will learn what HCPCS Level II code Q4164 represents clinically and operationally, which payers commonly cover the service, and where the code is applied in care settings. The publication summarizes benchmarks and coding context relevant to facilities and suppliers, outlines typical sites of service, and highlights areas where billing clarity may be needed. Policy updates, payer coverage nuances, and detailed billing modifiers are covered elsewhere in the full publication. Data not available in the input is noted where applicable.
Billing Code Overview
HCPCS Level II code Q4164 describes Helicoll, per square centimeter (add-on, list separately in addition to primary procedure). This code represents a billed supply of Helicoll measured and reimbursed by the square centimeter when used in addition to a primary procedure.
Service type: Supply or adjunctive surgical product used during procedural care.
Typical site of service: Hospital operating room, ambulatory surgical center, or other procedural settings where the primary surgery or wound management procedure is performed.
Data not available in the input.
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult presenting with a full-thickness skin defect or a surgical wound requiring biological or synthetic dermal matrix augmentation during a reconstructive procedure. The clinician performs a primary procedure such as excision of a tumor, debridement of a chronic wound, burn debridement, or soft-tissue reconstruction and then applies a sheet or patch product billed as Q4164 (Helicoll, per square centimeter) as an add-on to enhance dermal support, reduce contracture, or serve as a scaffold for revascularization and epithelialization. The workflow includes preoperative assessment and diagnosis coding, intraoperative measurement of the defect to determine the number of square centimeters of product used, documentation of the primary procedure and rationale for the graft/matrix, and separate line-item billing for Q4164 in addition to the primary CPT procedure. Typical sites of service are inpatient surgical suites, outpatient ambulatory surgery centers, and hospital-based outpatient departments for procedures such as oncologic resection with reconstruction, complex wound management, or burn care. Common clinical scenarios include: debridement of chronic lower-extremity ulcer with application of dermal matrix; excision of cutaneous malignancy of the scalp with reconstruction using dermal scaffold; and reconstruction of soft-tissue defects after orthopedic trauma with placement of a biologic collagen scaffold billed per square centimeter as Q4164.
Coding Specifications
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