CPT 15100: Split-Thickness Autograft from Trunk/Arms/Legs
Medicare pays $948 and commercial payers pay $1970 on average nationally for this procedure.
CPT code 15100 describes a split-thickness skin autograft harvested from the trunk, arms, or legs and placed to cover a defect of the first 100 cm² or less (or 1% body area for an infant/child); service type is skin grafting (split-thickness autograft) and the typical site of service is an operating room or procedure suite for surgical management of wounds such as burns or trauma.
For related coverage guidance, see recent payer policy updates: Mohs Micrographic Surgery, Mohs Micrographic Surgery, Mohs Micrographic Surgery.
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National Reimbursement Benchmarks
Commercial averages sit well above Medicare: Blue Cross Blue Shield, Cigna, Aetna, UnitedHealth Group and BUCA all show mean rates higher than Medicare’s $948.10 mean, with BUCA’s average at $1,970.10 — roughly $1,022.00 higher than Medicare’s mean. This gap highlights a substantial premium in BUCA’s national commercial average relative to the Medicare baseline.
Dispersion varies materially across payers. Blue Cross Blue Shield and UnitedHealth Group exhibit the widest interquartile spreads: BCBS P75–P25 equals $2,993.10 and UnitedHealth Group P75–P25 equals $803.30, indicating BCBS has the largest middle 50% variability and UnitedHealth Group shows notable spread as well. Cigna and Aetna show tighter middle spreads (Cigna P75–P25 = $762.60; Aetna P75–P25 = $606.50), suggesting more concentrated commercial pricing among those payers, while BUCA’s IQR is $1,024.60, reflecting substantial but not the largest dispersion.