Shave skin lesion >2.0 cm
CPT code 11308 covers the removal of a skin lesion larger than 2.0 centimeters using a shaving technique, where the doctor uses a blade to cut the lesion horizontally from the skin surface without deep excision.
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
Measure and document exact lesion size before anesthesia and tissue swelling occur, recording diameter in centimeters in the operative note
Impact: Prevents $72.46 revenue loss from downcoding to 11307 (1.1-2.0 cm) which pays only $66.63 facility/$139.09 non-facility versus current code
Bill in non-facility setting when possible, as the practice receives the full non-facility rate of $139.09 versus $66.63 facility rate
Impact: $72.46 higher reimbursement per procedure (109% increase) when performed in office versus hospital outpatient
Submit pathology report with claim when lesion size is borderline (2.0-2.2 cm) to substantiate code selection
Impact: Reduces audit risk and supports medical necessity; prevents retroactive recoupment averaging $100-$200 per claim in audits
Use modifier 25 appropriately when E/M is truly separate and document the distinct evaluation apart from the procedure decision
Impact: Captures additional $75-$150 for E/M service (99213-99214) that would otherwise be denied as bundled
Bill each lesion separately when multiple lesions are shaved, ensuring each meets size threshold for 11308
Impact: Allows payment for each distinct lesion; bundling multiple into one code sacrifices $66.63-$139.09 per additional lesion
Verify that specimen is sent to pathology with separate labeling for each lesion when billing multiple units
Impact: Pathology documentation supports medical necessity and prevents denial for lack of evidence of distinct lesions
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