CPT 13102Surgery

Cmplx rpr trunk addl 5cm/<

CPT 13102 covers additional complex wound repair on the trunk (chest, back, abdomen) beyond the first 5 centimeters. This is an add-on code used when repairing wounds that require layered closure involving deeper tissues.

Showing rates for

National Average

Base Medicare rate

$112.24

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

1.24

PE RVU (NF)

2.03

MP RVU

0.2

Total RVU

3.47

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

NCCI bundling edits

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Billing tips

Always bill 13102 with primary trunk complex repair code 13100 or 13101 - this add-on code cannot be billed independently
Impact: Prevents automatic denial; ensures capture of full repair reimbursement when wounds exceed primary code thresholds
Measure and document total wound length precisely; each 5cm increment warrants one unit of 13102, directly increasing reimbursement by $112.24 per unit
Impact: A 15cm complex trunk repair generates 13101 ($357.45) plus two units of 13102 ($224.48), totaling $581.93 vs. $357.45 if add-on not captured
Document complexity elements: layered closure, undermining extent, debridement performed, fascia involvement, and time spent to justify complex vs intermediate repair
Impact: Prevents downcoding to intermediate repair (12034-12037), which reimburse $84-$248 less per repair
Non-facility setting generates $43.02 more per unit than facility setting ($112.24 vs $69.22); setting designation affects practice revenue significantly
Impact: For high-volume practices performing 100 units annually, correct setting designation impacts revenue by $4,302
Use appropriate ICD-10 codes indicating wound location, complexity, and cause (trauma vs surgical) to support medical necessity
Impact: Reduces denial rate by 15-25% and supports audit defense when complexity is questioned
Bill on same date of service as primary repair; delays in submitting add-on codes often result in denials for untimely filing or lack of primary code linkage
Impact: Prevents loss of $112.24 per unit due to technical denials that are difficult to appeal

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Frequently asked questions

What is CPT code 13102 used for?

CPT 13102 is an add-on code used for each additional 5 centimeters or less of complex wound repair on the trunk (chest, back, abdomen) beyond the primary repair. It must be billed with primary codes 13100 or 13101 and represents layered closure involving deeper tissue.

How much does Medicare pay for CPT 13102 in 2025?

Medicare pays $112.24 for CPT 13102 in non-facility settings and $69.22 in facility settings under the 2025 Physician Fee Schedule. The code has 3.47 total RVUs (1.24 work RVU, variable PE RVU by setting, 0.2 malpractice RVU).

Can CPT 13102 be billed alone?

No, CPT 13102 cannot be billed independently. It is an add-on code that must be billed with a primary complex trunk repair code (13100 for 2.5cm or less, or 13101 for 2.6-7.5cm). Billing 13102 alone will result in automatic claim denial.

How many units of 13102 can I bill?

You can bill as many units of 13102 as supported by documentation of wound length. After the primary repair code covers the initial length, each additional 5cm or portion thereof warrants one unit of 13102. For example, an 18cm repair would be 13101 (first 7.5cm) plus two units of 13102 (remaining 10.5cm).

What is the difference between simple, intermediate, and complex repair codes?

Simple repairs (12001-12021) involve epidermis/dermis closure in one layer. Intermediate repairs (12031-12057) require layered closure or extensive cleaning. Complex repairs (13100-13160) require layered closure of deeper tissues (subcutaneous, fascia) with significant undermining, stents, or retention sutures - CPT 13102 falls in this complex category.

Does CPT 13102 require modifier 51?

No, CPT 13102 is exempt from modifier 51 as it is an add-on code. The CPT manual designates it with a '+' symbol indicating it should not have modifier 51 appended. It is designed to be billed in addition to the primary procedure without multiple procedure payment reductions.

What documentation is needed to bill 13102?

Documentation must include total wound length in centimeters, specific trunk location, evidence of layered closure (subcutaneous and skin layers), complexity elements like undermining or fascia repair, suture types/sizes used, and confirmation that length exceeds primary code threshold. Operative notes should clearly demonstrate why complex rather than intermediate repair was medically necessary.