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Official Description

Thoracoscopy, surgical; with removal of two lobes (bilobectomy)

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Surgical thoracoscopy, commonly known as video-assisted thoracoscopic surgery (VATS), is a minimally invasive surgical procedure used to access the thoracic cavity. In the context of CPT® Code 32670, this procedure specifically involves the surgical removal of two lobes of the right lung, a process referred to as bilobectomy. The procedure is performed through small incisions in the chest wall, allowing for reduced recovery time and less postoperative pain compared to traditional open surgery. During the procedure, single left lung ventilation is established to facilitate access and visibility within the thoracic cavity. A 1 cm portal incision is made at the 7th or 8th intercostal space in the anterior axillary line to accommodate the camera, while a second portal incision is created posteriorly at the same intercostal spaces. Additionally, a larger 4 cm access incision is made over the 3rd, 4th, or 5th interspace, depending on the specific lobes being resected. The entry into the pleural space is followed by the injection of air to induce an artificial pneumothorax, which enhances visualization of the lung and surrounding structures. The procedure includes exploration for metastatic disease, identification and ligation of pulmonary veins, and careful dissection of the lung parenchyma to ensure complete removal of the targeted lobes. This comprehensive approach aims to achieve effective surgical outcomes while minimizing trauma to the patient.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The procedure described by CPT® Code 32670 is indicated for patients requiring the surgical removal of two lobes of the right lung due to various conditions. These may include:

  • Malignant Tumors Presence of lung cancer or other malignancies that necessitate lobectomy to achieve clear margins and prevent metastasis.
  • Severe Lung Disease Conditions such as chronic obstructive pulmonary disease (COPD) or pulmonary infections that have led to significant lung damage.
  • Localized Infections Infections that are confined to specific lobes of the lung and have not responded to medical management.

2. Procedure

The surgical procedure for CPT® Code 32670 involves several critical steps to ensure the successful removal of the two lobes of the right lung. The process begins with the establishment of single left lung ventilation, which allows the surgeon to operate on the right lung while minimizing interference with the left lung's function.

  • Step 1: Incision Creation A 1 cm portal incision is made at the 7th or 8th intercostal space in the anterior axillary line for the camera. This incision is crucial for visualizing the surgical field. A second portal incision is made at the same intercostal space but posteriorly, facilitating instrument access.
  • Step 2: Access Incision A larger 4 cm access incision is created over the 3rd, 4th, or 5th interspace, depending on the specific lobes targeted for resection. This incision allows for the removal of the lung tissue.
  • Step 3: Induction of Pneumothorax Upon entering the pleural space, air is injected to induce an artificial pneumothorax. This step enhances visualization of the lung and surrounding structures, making it easier to identify the areas that need to be resected.
  • Step 4: Exploration The pleura and lung are explored for evidence of metastatic disease and to assess the resectability of the lesion. This exploration is critical for determining the extent of the disease and planning the surgical approach.
  • Step 5: Division of Pleura The pleura are divided at the pleural-parenchymal reflection, allowing access to the underlying lung tissue. Hilar structures are explored, and the pulmonary veins in the lobes of interest are identified and staple ligated to prevent bleeding.
  • Step 6: Additional Dissection Further pleural dissection is performed as needed to ensure complete access to the lobes being resected. This may involve identifying and dividing the lobar arteries.
  • Step 7: Resection of Lung Parenchyma The lobar bronchi are encircled, stapled, and divided. The lung parenchyma is then resected along the fissure using a stapling device, ensuring that the lobes are removed effectively.
  • Step 8: Removal of Lobes Once the lobes have been resected, an endopouch is introduced to facilitate the removal of the lobes. The lobes are placed in the pouch and extracted from the thoracic cavity.
  • Step 9: Closure After the lobes are removed, bleeding is controlled, and surgical instruments are withdrawn. The remaining lobe of the right lung is reinflated, and a chest tube is placed to assist with drainage and prevent complications.

3. Post-Procedure

Post-procedure care following a bilobectomy involves monitoring the patient for complications such as bleeding, infection, or respiratory issues. The chest tube placed during surgery will typically remain in place for a period to facilitate drainage of any fluid or air that may accumulate in the pleural space. Patients are usually advised to engage in deep breathing exercises to promote lung expansion and prevent atelectasis. Recovery time may vary, but patients can generally expect a hospital stay of several days, followed by a gradual return to normal activities as they heal. Follow-up appointments will be necessary to assess recovery and lung function.

Short Descr THORACOSCOPY BILOBECTOMY
Medium Descr THORACOSCOPY W/BILOBECTOMY
Long Descr Thoracoscopy, surgical; with removal of two lobes (bilobectomy)
Status Code Active Code
Global Days 090 - Major Surgery
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 2 - Standard payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 2 - Payment restriction for assistants at surgery does not apply to this procedure...
Co-Surgeons (62) 1 - Co-surgeons could be paid, though supporting documentation is required...
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Inpatient Procedures, not paid under OPPS
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P1G - Major procedure - Other
MUE 1
CCS Clinical Classification 36 - Lobectomy or pneumonectomy

This is a primary code that can be used with these additional add-on codes.

32668 Addon Code MPFS Status: Active Code APC C Thoracoscopy, surgical; with diagnostic wedge resection followed by anatomic lung resection (List separately in addition to code for primary procedure)
32674 Add-on Code MPFS Status: Active Code APC C Thoracoscopy, surgical; with mediastinal and regional lymphadenectomy (List separately in addition to code for primary procedure)
22 Increased procedural services: when the work required to provide a service is substantially greater than typically required, it may be identified by adding modifier 22 to the usual procedure code. documentation must support the substantial additional work and the reason for the additional work (ie, increased intensity, time, technical difficulty of procedure, severity of patient's condition, physical and mental effort required). note: this modifier should not be appended to an e/m service.
51 Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d).
58 Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78.
80 Assistant surgeon: surgical assistant services may be identified by adding modifier 80 to the usual procedure number(s).
82 Assistant surgeon (when qualified resident surgeon not available): the unavailability of a qualified resident surgeon is a prerequisite for use of modifier 82 appended to the usual procedure code number(s).
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
GC This service has been performed in part by a resident under the direction of a teaching physician
LT Left side (used to identify procedures performed on the left side of the body)
Q6 Service furnished under a fee-for-time compensation arrangement by a substitute physician or by a substitute physical therapist furnishing outpatient physical therapy services in a health professional shortage area, a medically underserved area, or a rural area
RT Right side (used to identify procedures performed on the right side of the body)
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2012-01-01 Added Added
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