Fth/gft fr n/e/e/l each addl
CPT 15261 is an add-on code for additional full-thickness skin grafts taken from areas like the nose, eyelids, ears, or lips. It's used for each extra 20 square centimeters (or part thereof) beyond the first graft.
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 15261 with primary code 15260; never bill 15261 as a standalone code as it will auto-deny
Impact: Prevents 100% denial; ensures you receive the $197.64 non-facility payment per additional unit
Calculate units precisely: each 20 sq cm or portion thereof equals one unit. A 35 sq cm total graft = 15260 x1 plus 15261 x1
Impact: Accurate unit calculation can add $197.64 per additional unit; undercoding leaves significant money on the table
Document exact donor site location (nose/eyelid/ear/lip) and recipient site separately in operative report with measurements in square centimeters
Impact: Prevents downcoding to simpler graft codes which reimburse $50-100 less per procedure
Verify facility vs non-facility status: physician payment differs by $67.28 per unit between settings
Impact: Billing facility code in non-facility setting costs $67.28 per unit; place of service code must match claim type
Check for state-specific Medicaid policies on add-on code reimbursement as some require prior authorization for multiple units
Impact: Prevents retroactive denials; some states limit units without PA, risking loss of entire add-on payment
Include photographic documentation showing defect size and graft placement when available, especially for units beyond 3
Impact: Reduces audit risk and supports medical necessity for higher unit counts; 25-40% fewer appeals needed
Common denials
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