Fth/gft f/c/c/m/n/a/g/h/f ea
CPT 15241 is an add-on code for additional full thickness skin grafts performed on the face, scalp, neck, hands, feet, or genitalia beyond the first graft. Each additional 20 square centimeters (or part thereof) is reported separately with this code.
This calculator gives a typical-case estimate using standard Medicare modifier rules. Actual payment depends on payer policies, documentation, code-specific CMS status indicators, and locality. Verify before billing.
RVU breakdown
Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High
NCCI bundling edits
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Billing tips
Always bill 15241 with primary code 15240 - never as standalone
Impact: Prevents 100% claim denial as 15241 is an add-on code requiring base procedure; ensures $167.55 payment per additional graft
Document exact graft measurements in square centimeters in operative report with diagram
Impact: Justifies number of units billed; each additional 20 sq cm or portion equals one unit at $167.55; prevents downcoding
Bill facility vs non-facility based on actual place of service
Impact: Payment difference of $64.36 per unit ($167.55 non-facility vs $103.19 facility); verify POS code matches claim
Report donor site preparation and closure separately only if extensive and documented as distinct procedure
Impact: Donor site closure is bundled into 15241; unbundling may trigger audit and recoupment of payments
Use multiple units of 15241 rather than mixing with incorrect primary codes
Impact: Each 20 sq cm increment warrants one unit; improper code selection may reduce reimbursement by 30-60%
Append modifier 59 when grafting anatomically distinct sites during same session
Impact: Prevents NCCI bundling edits; secures full payment for each distinct graft application rather than bundled single payment
Common denials
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