Summary & Overview
CPT 13122: Additional Complex Wound Repair — Scalp, Arms, Legs
CPT code 13122 denotes an additional complex repair of a wound to the scalp, arms, and/or legs for each additional 5 cm or less beyond the primary repair. This add-on code is used when surgical closure requires complex layered repair techniques over extended wound length and is billed in conjunction with a primary complex repair code. Nationally, accurate use of this code matters for appropriate payment for incremental operative work and for tracking surgical complexity in wound care.
Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of clinical context for complex wound closure, typical sites of service where 13122 is billed, and how the code is applied as an adjunct to primary complex repair codes. The publication also covers common modifiers encountered with surgical services, payer policy considerations that affect coverage and bundling, and typical billing scenarios where 13122 is relevant.
This summary provides benchmarks and policy-oriented guidance on coding and billing practice patterns nationally, clarifies when 13122 is appropriate as an additional procedure, and outlines operational details that affect claim adjudication and documentation requirements. Data not available in the input.
Billing Code Overview
CPT code 13122 describes an additional complex repair of a wound to the scalp, arms, and/or legs for each additional 5 cm or less beyond the primary repair. This code is reported separately to denote an extra procedure performed in addition to the primary complex wound repair.
Service Type: Complex surgical wound repair (additional length)
Typical Site of Service: Operating room, hospital outpatient department, ambulatory surgery center, or emergency department, depending on clinical setting and provider workflow.
Clinical & Coding Specifications
Clinical Context
A 34-year-old male presents to the emergency department after a bicycle crash with an irregular, jagged 7.5 cm laceration across the left forearm involving multiple tissue planes and ragged skin edges. After initial triage, tetanus status update, wound irrigation, and local or regional anesthesia, the attending emergency physician or plastic surgeon performs a complex repair of the primary wound using layered closure techniques with deep sutures and fine skin closure. Because the primary repair covers the initial 7.5 cm area, an additional adjacent 4 cm secondary wound on the same extremity requires complex repair as an additive procedure. The clinician documents length and complexity of each repaired wound, technique used (e.g., layered closure, undermining), anesthesia, estimated blood loss, and any time-based factors for modifier reporting.
Typical clinical workflow:
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Patient triage, trauma evaluation, and imaging as needed.
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Wound preparation: irrigation, debridement of devitalized tissue, hemostasis.
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Anesthesia: local infiltration or regional block administered and documented.
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Primary complex repair performed and billed for the primary CPT code for complex closure of scalp/arm/leg.
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Additional complex repair of each separate wound segment of up to 5 cm billed with
13122per additional segment, accompanied by appropriate modifier(s) to indicate laterality or professional component if required. -
Post-repair dressing and discharge or inpatient follow-up instructions documented, including wound care and return precautions.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
LT | Left side | When repair is on the left extremity or left scalp/leg site |
RT | Right side | When repair is on the right extremity or right scalp/leg site |
59 | Distinct procedural service | When 13122 represents a distinct additional wound separate from the primary repair and not part of the same incision/repair |
- | 00 | (Not a typical CMS modifier in common use for claims; retained in input) |
76 | (Not in provided list) | Data not available in the input. |
51 | Multiple procedures | When multiple different procedures are performed during the same session in addition to the primary repair |
52 | Reduced services | When the procedure performed is partially reduced or not completed as normally described |
54 | Surgical care only | When only the surgical portion is billed and another clinician bills pre/post op care |
55 | Postoperative management only | When only postoperative management is billed by the surgeon |
22 | Increased procedural services | When documentation supports substantially greater complexity or time for the repair |
59 | Distinct procedural service | When an additive 13122 is for anatomic separate wound; use with caution per payer policy |
| Taxonomy Code | Specialty | Notes |
|---|---|---|
| 207P00000X | Family Medicine | Emergency and urgent wound repairs in ED or office settings |
| 208D00000X | General Surgery | Surgeons performing complex extremity and scalp wound repairs |
| 2080P0008X | Emergency Medicine | Emergency physicians commonly perform complex closures in ED |
| 2084P0200X | Plastic Surgery | Plastic surgeons when specialized reconstruction or complex closure is required |
Related Diagnoses
| ICD-10 Code | Description | Clinical Relevance |
|---|---|---|
S41.012A | Laceration without foreign body of left forearm, initial encounter | Lacerations of forearm are a common indication for complex repair when edges are jagged or deep |
S01.01XA | Laceration with foreign body of scalp, initial encounter | Scalp lacerations often require complex layered closure and may be billed with complex repair codes |
S81.811A | Laceration without foreign body of right lower leg, initial encounter | Leg lacerations involving deep tissue may require complex repair techniques |
S21.111A | Open wound of right chest wall without penetration into thoracic cavity, initial encounter | Larger or irregular wounds on trunk/adjacent areas may necessitate complex closure methods |
T79.A11A | Traumatic compartment syndrome of right upper limb, initial encounter | Severe limb trauma requiring repair and close postoperative monitoring; included for relevance to complex extremity injuries |
Related CPT Codes
| CPT Code | Description | Relationship to This Procedure |
|---|---|---|
12032 | Repair, intermediate, wounds of scalp, arms, and/or legs; 2.6 cm to 7.5 cm | Often used for intermediate (not complex) layered closures; distinguishes complexity level when primary wound is intermediate rather than complex |
13121 | Repair, complex, scalp, arms and/or legs; 2.6 cm to 7.5 cm | Typical primary complex repair code for the initial wound; 13122 bills for each additional 5 cm or less beyond the primary |
12002 | Repair, simple, wounds; 2.5 cm or less | Used when portions of wounds are simple closures and billed separately from complex repairs |
12033 | Repair, intermediate, wounds of scalp, arms, and/or legs; 7.6 cm to 12.5 cm | For intermediate closures of larger wounds when complexity does not meet complex repair criteria |
13160 | Complex repair, face, ears, eyelids, nose, lips; 1.0 cm or less | Related as a complex repair family code for different anatomic sites, used when face/neck repairs are performed in the same encounter |