Shave skin lesion 1.1-2.0 cm
CPT code 11302 is used when a healthcare provider removes a skin growth or lesion by shaving it off the skin surface when the lesion measures between 1.1 and 2.0 centimeters in diameter (about the size of a dime to a nickel).
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 lesion size before removal, not after specimen is obtained
Impact: Post-removal specimens shrink by 20-30%; measuring after removal can result in downcoding from 11302 to 11301, losing approximately $40 in reimbursement
Verify facility vs non-facility status before billing to use correct expected reimbursement rate
Impact: Non-facility rate is $131.65 vs facility rate of $57.90—a difference of $73.75 that affects practice revenue projections and fee schedule negotiations
Document separate lesions with distinct anatomic locations when billing multiple units on same day
Impact: Multiple procedure reduction rules apply; second and subsequent lesions typically reimbursed at 50%, so clear documentation prevents denials and supports full allowable payment
Use specific ICD-10 codes for lesion type and location rather than generic 'skin lesion' codes
Impact: Specific diagnosis coding (e.g., D22.5 for nevus of trunk vs L82.1 for other seborrheic keratosis) reduces medical necessity denials by 40-60% and supports pathology correlation
Submit pathology report with claims when medical necessity is questioned or for preauthorization
Impact: Proactive submission of pathology findings can prevent denials and expedite payment, especially for larger lesions that approach size thresholds
Bill based on largest lesion diameter, not thickness or depth, and document measurement in two dimensions when possible
Impact: Two-dimensional documentation (1.5 cm x 1.8 cm) supports using the largest measurement for code selection and provides audit defense if size is questioned
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