Summary & Overview
CPT 21154: LeFort III Midface Reconstruction with Microsurgery
CPT code 21154 identifies LeFort III midface reconstruction using microsurgery and bone grafting to correct congenital or acquired facial deformities. This code represents a high-complexity craniofacial surgical procedure with implications for surgical planning, hospital resource use, and specialty reimbursement. Nationally, such reconstructions are performed by craniofacial and maxillofacial surgical teams and intersect with trauma, oncology reconstruction, and congenital deformity care pathways.
Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication outlines clinical context for the procedure, common site-of-service considerations, and billing benchmarks where available. Readers will find a concise clinical description, payer coverage framing, typical sites of service, and references to common modifiers and billing considerations when available. The piece also highlights policy and payer-pricing issues relevant to high-complexity reconstructive surgery and what to expect in coverage and documentation practices.
Data not available in the input for associated taxonomies, ICD-10 diagnoses, related codes, and service-line specifics beyond the operative description.
Billing Code Overview
CPT code 21154 describes extensive reconstruction of the midface through a LeFort III osteotomy with microsurgical techniques and bone grafting to correct congenital or acquired facial deformities. This procedure involves mobilization and repositioning of the midfacial skeleton and soft-tissue reconstruction to restore function and facial form.
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Service type: Major craniofacial reconstructive surgery
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Typical site of service: Hospital operating room (inpatient or outpatient surgical center depending on clinical complexity)
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Clinical & Coding Specifications
Clinical Context
A typical patient is an adult with severe midfacial deformity secondary to congenital craniofacial syndrome (for example, Crouzon or Apert syndrome) or following high-energy facial trauma with comminuted fractures and significant malocclusion. The patient presents to a tertiary academic center or an outpatient surgical planning clinic for evaluation by a multidisciplinary craniofacial team including an oral and maxillofacial surgeon and a plastic and reconstructive surgeon. Imaging (CT with 3D reconstruction) confirms pan-midface disruption consistent with a LeFort III level separation with orbital, zygomatic, and nasoethmoid skeletal involvement and vertical dystopia.
Preoperative workflow includes multidisciplinary surgical planning, virtual surgical planning with 3D models or guides, preoperative orthodontic assessment if needed, and anesthesia evaluation. The operative course for 21154 typically occurs in an ambulatory surgical center or inpatient hospital operating room due to case complexity and anticipated anesthetic time. The procedure involves midface osteotomies, mobilization of the facial skeleton, rigid fixation, microsurgical bone grafting or free tissue transfer as required, and restoration of occlusion and orbital volume. Postoperative care includes inpatient monitoring for airway compromise, analgesia, antibiotics as indicated, wound and graft monitoring, and coordinated outpatient follow-up with radiographic assessment and possible staged secondary procedures (e.g., hardware removal, soft-tissue revisions).
Coding Specifications
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