Summary & Overview
CPT 27715: Tibia and Fibula Lengthening or Shortening
CPT code 27715 represents surgical lengthening or shortening of the tibia and fibula to correct leg-length discrepancy. Nationally, this code captures orthopedic procedures that restore limb-length equality and can be performed in hospital operating rooms or ambulatory surgical centers depending on complexity. Proper coding of this procedure affects claims processing, utilization tracking, and clinical outcome measurement for musculoskeletal services.
Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find benchmarks and contextual clinical information relevant to payment and utilization of limb-length correction procedures, discussion of typical sites of service, and notes on documentation elements that commonly accompany this service. The content provides a concise reference for billing teams, practice managers, and policy analysts seeking to understand how CPT code 27715 is used and categorized in national payer settings.
Data not available in the input for some fields: Associated taxonomies, specific ICD-10 diagnoses, related codes, and detailed payer-specific reimbursement rates.
Billing Code Overview
CPT code 27715 describes a surgical procedure in which the provider lengthens or shortens the tibia and fibula to correct a discrepancy in leg lengths. This procedure is an orthopedic limb-lengthening or shortening operation intended to address clinically significant lower-extremity length inequality.
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Service type: Surgical, orthopedic limb-length correction
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Typical site of service: Hospital inpatient or outpatient surgical center, depending on clinical complexity and patient needs
Clinical & Coding Specifications
Clinical Context
A 14-year-old adolescent male presents with a 3.5 cm limb-length discrepancy of the lower extremities following a distal femur physeal injury sustained two years prior. The patient reports progressive gait asymmetry, compensatory hip and knee pain, and difficulty with athletic activities. Preoperative evaluation includes standing long-leg radiographs, CT scan for deformity analysis, and full clinical assessment of neurovascular status and soft-tissue condition. The orthopedic surgical team (pediatric orthopedic surgeon) schedules a corrective tibial and fibular lengthening/shortening procedure under general anesthesia in an ambulatory surgery center or hospital operating room depending on anesthesia and comorbidity requirements.
The operative workflow typically includes preoperative marking and templating, application of external fixation or intramedullary lengthening device as indicated, osteotomy of the tibia (and fibula when required), acute shortening or controlled distraction for lengthening, intraoperative fluoroscopy to confirm alignment and length correction, and closure with sterile dressing. Postoperative management includes inpatient or outpatient monitoring for pain control, neurovascular checks, guidance on weight-bearing status, physical therapy for gait training, and serial radiographs to monitor regenerate bone or consolidation. Complications monitored for include infection, nonunion, neurovascular injury, compartment syndrome, and hardware-related problems. Rehabilitation is coordinated with physical therapy and orthotics as needed for gait normalization.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
LT |