CPT 38380 Thoracic Duct Repair Reimbursement

CPT code 38380 represents surgical repair of the cervical thoracic duct via neck incision, typically performed to control chyle leak or repair penetrating trauma to the chest. This is a relatively specialized, infrequent procedure with implications for surgical, trauma, and inpatient care pathways nationwide. It matters because accurate coding supports appropriate surgical case classification, resource allocation in operating rooms and inpatient units, and coordination between surgical and critical care teams.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise clinical context describing the procedure and typical settings, an outline of which payers commonly cover this service, and what to expect in claims handling and coding classification. The publication also provides benchmarks and policy-relevant notes where available, plus guidance on typical sites of service and service line implications.

This summary is intended to help coders, billing managers, and clinical leaders understand the national coding meaning and administrative considerations of CPT code 38380 so they can align documentation, operative reporting, and billing workflows with payer expectations and hospital resource planning.

Billing Code Overview

CPT code 38380 describes surgical repair of the cervical thoracic duct by suture or ligation through a neck incision. This procedure is typically performed to control chyle leakage or to repair traumatic injury to the thoracic duct, most commonly after penetrating chest trauma.

Service type: Surgical repair of thoracic duct (open neck approach)
Typical site of service: Operating room or surgical suite with incision in the neck; may involve inpatient or observation admission depending on clinical severity and associated injuries.

Data not available in the input for payers, taxonomies, ICD-10 diagnoses, and related codes.

Clinical Context

A typical patient is a 28-year-old male presenting to the emergency department after a penetrating stab wound to the lower neck/upper chest with progressive swelling of the neck, dyspnea, and clear fluid drainage from the wound. Imaging (CT angiography or ultrasound) suggests injury to the thoracic duct with a developing chylous leak and a collection consistent with chyle in the neck or mediastinum. The surgical team (trauma/vascular or otolaryngology/head and neck surgery) evaluates the patient, confirms ongoing chyle drainage and potential compromise of airway structures, and prepares for operative exploration.

The clinical workflow includes rapid preoperative assessment, informed consent for neck exploration and thoracic duct repair or ligation, general endotracheal anesthesia, a transverse or longitudinal cervical incision to access the thoracic duct, identification of the injured duct, and repair by primary suture or ligation. Intraoperative maneuvers may include positive-pressure ventilation, Valsalva, or administration of cream/olive oil via nasogastric tube to enhance chyle flow and localize the leak. Hemostasis is secured, drains are placed as indicated, and the wound is closed. Postoperative management includes monitoring drain output for chyle, dietary modifications (e.g., nil per os or medium-chain triglyceride diet), and serial assessments for recurrent leak or infection. Typical site of service is the operating room within an acute care hospital; this procedure is performed by surgeons with trauma, vascular, thoracic, or head and neck expertise.

Coding Specifications

Modifier	Description	When to Use
`22`

Taxonomy Code	Specialty	Notes
`2080P0208X`	General Surgery	Most common surgical specialty performing traumatic thoracic duct repair in acute settings.
`2084P0800X`	Otolaryngology (ENT)	Head and neck surgeons may encounter cervical thoracic duct injuries and perform repair.
`207K00000X`	Vascular Surgery	Vascular surgeons may be involved when neck vascular structures are at risk or complex dissection is needed.
`207T00000X`	Thoracic Surgery	Thoracic surgeons manage mediastinal or thoracic duct injuries with thoracic extension.
`2086S0125X`	Trauma Surgery	Trauma surgeons commonly perform emergent cervical/thoracic duct repairs after penetrating injury.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S31.11XA`	Open wound of cervical region, initial encounter	Penetrating neck trauma that commonly causes thoracic duct injury requiring repair.
`S21.01XA`	Laceration of thoracic cavity wall, initial encounter	Penetrating chest injury that may extend to thoracic duct and require cervical approach for repair.
`I97.890`	Other postprocedural complications and disorders of circulatory system	May apply to postoperative complications such as persistent chyle leak affecting hemodynamics.
`K91.89`	Other postprocedural complications and disorders of the digestive system	Relevant for chyle leak management and nutritional complications after thoracic duct injury.
`T79.8XXA`	Other early complications of trauma, initial encounter	Includes complications such as lymphatic leak following traumatic injury.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`31700`	Tracheostomy, emergency procedure, with or without ventilation assistance	Performed if airway compromise from neck swelling mandates emergent airway control prior to or during exploration.
`32551`	Thoracotomy, exploration and/or evacuation of hemothorax or control of hemorrhage; initial	May be performed if thoracic extension of injury requires intrathoracic exploration for associated injuries.
`38999`	Unlisted procedure, hemic or lymphatic system	Used for additional lymphatic-specific procedures not otherwise coded when necessary adjuncts are performed.
`10160`	Incision and drainage, complex (e.g., abscess)	May be used for postoperative management of infected fluid collections related to chyle leak.
`36011`	Introduction of needle or catheter into a central vein, percutaneous; simple	Central venous access commonly placed perioperatively for resuscitation or parenteral nutrition when dietary restrictions are required.

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Summary & Overview

CPT 38380: Repair of Cervical Thoracic Duct