CPT 13122Surgery

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CPT 13122 covers the additional work when a surgeon repairs complex wounds on the scalp, arms, or legs beyond the first 2.5 cm, paid for each additional 5 cm or less of repair.

Showing rates for

National Average

Base Medicare rate

$121.95

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

Work RVU

1.44

PE RVU (NF)

2.12

MP RVU

0.21

Total RVU

3.77

Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High

NCCI bundling edits

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Billing tips

Measure and document total wound length precisely before undermining or debridement, as final wound size after preparation may differ from initial assessment
Impact: Prevents downcoding from 13122 to simpler repair codes, protecting $40-60 per claim in typical cases
Bill 13122 only with base codes 13121 (first 2.5 cm); cannot be billed alone or with intermediate/simple repair codes
Impact: Claim rejection if billed without primary code; ensures $79.25-$121.95 payment is not lost to technical errors
For repairs exceeding 7.5 cm, calculate units correctly: 13121 for first 2.5 cm, then one unit of 13122 for each additional 5 cm or fraction thereof
Impact: Example: 12 cm repair = 13121 x1 + 13122 x2, yielding additional $158.50-$243.90 versus underbilling
Document layered closure technique explicitly, including subcutaneous sutures, fascial layer repair, and superficial closure as separate steps
Impact: Distinguishes complex from intermediate repair; prevents $50-80 downcoding per claim
Submit claims to facility vs non-facility setting correctly based on place of service; POS 11 (office) yields $121.95 vs POS 22 (outpatient hospital) yields $79.25
Impact: Setting mismatches can delay payment or trigger $42.70 underpayment per unit
When multiple wounds are in same anatomic grouping (e.g., two scalp wounds), sum lengths and bill as single repair rather than separate sites
Impact: CPT guidelines require summation within anatomic categories; billing separately triggers denials and audit risk

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Frequently asked questions

What is the difference between CPT 13122 and intermediate repair codes?

CPT 13122 requires layered closure of subcutaneous tissues and deeper layers in addition to skin closure, while intermediate repairs (12031-12057) involve single-layer closure or simple layered closure without deep tissue repair. Complex repairs also typically involve undermining, contamination management, or retention sutures. The 2025 Medicare payment difference is significant: 13122 pays $79.25-$121.95 per additional 5 cm versus approximately $34-$51 for comparable intermediate add-ons.

Can CPT 13122 be billed alone without another repair code?

No, CPT 13122 is an add-on code that must be billed with primary code 13121. It cannot be reported independently. Claims submitted with only 13122 will be denied. You must first bill 13121 for the initial 2.5 cm of complex repair, then add 13122 for each additional 5 cm or fraction thereof.

How many units of 13122 can I bill for a 15 cm complex repair?

For a 15 cm repair, bill 13121 (first 2.5 cm) plus three units of 13122. Calculation: 15 cm total minus 2.5 cm (covered by 13121) = 12.5 cm remaining. Divide 12.5 by 5 = 2.5, which rounds up to 3 units of 13122. This yields total reimbursement of base code plus $237.75-$365.85 for the three add-on units.

What is the 2025 Medicare reimbursement for CPT 13122?

The 2025 Medicare national average payment is $121.95 for non-facility settings (office) and $79.25 for facility settings (hospital outpatient or ASC). The total RVU is 3.77 (Work RVU 1.44 + Non-Facility PE 2.12 + MP 0.21) multiplied by the 2025 conversion factor of 32.3465. Actual payments vary by geographic location based on GPCI adjustments.

Can I bill 13122 for repairs on hands or feet?

No, CPT 13122 is specifically for complex repairs of the scalp, axillae, trunk, and extremities excluding hands and feet. For complex repairs of hands and feet, use codes 13131-13133 instead. Billing 13122 for hand or foot repairs will result in denial or request for medical records and potential recoupment.

Does CPT 13122 include debridement of the wound?

Limited debridement necessary to prepare the wound for complex layered closure is included in 13122 and should not be billed separately. However, extensive or complicated debridement requiring significant additional time and work may be separately reportable with modifier 59 using appropriate debridement codes (11042-11047), though this requires clear documentation of the distinct nature and additional work involved.

What documentation prevents denials when billing 13122?

Essential documentation includes: precise linear wound measurement in centimeters, specific anatomic location within allowed sites, detailed description of layered closure technique naming each tissue layer sutured, complexity factors such as undermining distance or contamination, and operative time. The operative note must clearly distinguish this from simple intermediate repair by documenting subcutaneous tissue and deeper layer closure as separate steps from skin closure.