ICD-10-PCS Code For Left Tracheobronchial Tree: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group BB18 includes procedures performed to image the tracheobronchial tree in the respiratory system. These ICD-10-PCS codes are used for inpatient documentation when real-time fluoroscopic imaging of the left tracheobronchial tree with contrast is performed to evaluate airway anatomy or guide procedures. Accurate coding within the ICD-10-PCS BB18 group is essential for proper inpatient reimbursement, as it captures the specific imaging procedure performed and supports clinical documentation accuracy.

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Left Tracheobronchial Tree Fluoroscopy Procedure Overview

Procedures in this group involve real-time fluoroscopic imaging of the left tracheobronchial tree, part of the respiratory system, using an external ionizing radiation source and contrast. These studies visualize the airways to assess structure and function, detect lesions, or guide interventions. Accurate ICD-10-PCS coding of these procedures ensures correct inpatient documentation and supports appropriate reimbursement for imaging services.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
B	Section	Imaging
B	Body System	Respiratory System
1	Operation	Fluoroscopy
8	Body Part	Tracheobronchial Tree, Left

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ICD-10-PCS Code For Left Tracheobronchial Tree: Procedure Code Group Overview

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Left Tracheobronchial Tree Fluoroscopy Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
B	Section	Imaging
B	Body System	Respiratory System
1	Operation	Fluoroscopy
8	Body Part	Tracheobronchial Tree, Left

When to Use

Use a code from this group when real-time fluoroscopic imaging with contrast is performed on the left tracheobronchial tree for diagnostic evaluation or to guide airway procedures. These codes apply to inpatient settings where the fluoroscopy is documented as the operative imaging of the left airway structures under the International Classification of Diseases, 10th Revision, Procedure Coding System.

ICD-10-PCS Codes

1 rows

ICD-10-PCS Code	Description
BB18YZZ	Fluoroscopy of Left Tracheobronchial Tree using Other Contrast

Typical Clinical Scenarios

An adult patient is admitted from the emergency department with sudden onset stridor and suspected left mainstem bronchial obstruction after aspiration of a foreign body. Real-time fluoroscopic imaging of the left tracheobronchial tree with contrast is performed to delineate airway patency, localize the obstructing lesion, and guide bronchoscopic retrieval while monitoring airway anatomy. The procedure helps determine extent of obstruction and plan immediate intervention. Typical codes: BB18YZZ
A hospitalized patient with a history of recurrent left-sided bronchiectasis is scheduled for elective evaluation to map airway anatomy prior to a planned therapeutic bronchoscopic procedure. Fluoroscopic imaging of the left tracheobronchial tree using contrast is obtained to assess airway caliber, identify focal stenosis or bronchial abnormalities, and guide procedural planning in the inpatient setting. The study complements endoscopic findings and informs the interventional approach. Typical codes: BB18YZZ
A patient develops progressive left-sided airway narrowing following prior airway stent placement and presents with worsening dyspnea and recurrent infections. Inpatient fluoroscopic assessment of the left tracheobronchial tree with contrast is performed to evaluate stent position, detect migration or restenosis, and assist in decision-making for stent revision or additional airway intervention. The imaging is used during the same admission to guide any corrective procedures. Typical codes: BB18YZZ

Related Codes

BB12-RIGHT-LUNG-FLUOROSCOPY

ICD-10-PCS Code For Right Lung: Procedure Code Group Overview

BB13-LEFT-LUNG-FLUOROSCOPY

ICD-10-PCS Code For Left Lung: Procedure Code Group Overview

BB14-LUNGS-FLUOROSCOPY

ICD-10-PCS Code For Lungs: Procedure Code Group Overview

BB16-DIAPHRAGM-FLUOROSCOPY

ICD-10-PCS Code For Diaphragm: Procedure Code Group Overview

BB17-RIGHT-TRACHEOBRONCHIAL-FLUOROSCOPY

ICD-10-PCS Code For Right Tracheobronchial Tree: Procedure Code Group Overview

BB19-TRACHEOBRONCHIAL-TREES-FLUOROSCOPY

ICD-10-PCS Code For Tracheobronchial Trees: Procedure Code Group Overview

BB1C-MEDIASTINUM-FLUOROSCOPY

ICD-10-PCS Code For Mediastinum: Procedure Code Group Overview

BB1D-UPPER-AIRWAYS-FLUOROSCOPY

ICD-10-PCS Code For Upper Airways: Procedure Code Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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When to Use

ICD-10-PCS Codes

1 rows

ICD-10-PCS Code	Description
BB18YZZ	Fluoroscopy of Left Tracheobronchial Tree using Other Contrast

Typical Clinical Scenarios

An adult patient is admitted from the emergency department with sudden onset stridor and suspected left mainstem bronchial obstruction after aspiration of a foreign body. Real-time fluoroscopic imaging of the left tracheobronchial tree with contrast is performed to delineate airway patency, localize the obstructing lesion, and guide bronchoscopic retrieval while monitoring airway anatomy. The procedure helps determine extent of obstruction and plan immediate intervention. Typical codes: BB18YZZ
A hospitalized patient with a history of recurrent left-sided bronchiectasis is scheduled for elective evaluation to map airway anatomy prior to a planned therapeutic bronchoscopic procedure. Fluoroscopic imaging of the left tracheobronchial tree using contrast is obtained to assess airway caliber, identify focal stenosis or bronchial abnormalities, and guide procedural planning in the inpatient setting. The study complements endoscopic findings and informs the interventional approach. Typical codes: BB18YZZ
A patient develops progressive left-sided airway narrowing following prior airway stent placement and presents with worsening dyspnea and recurrent infections. Inpatient fluoroscopic assessment of the left tracheobronchial tree with contrast is performed to evaluate stent position, detect migration or restenosis, and assist in decision-making for stent revision or additional airway intervention. The imaging is used during the same admission to guide any corrective procedures. Typical codes: BB18YZZ

Related Codes

BB12-RIGHT-LUNG-FLUOROSCOPY

ICD-10-PCS Code For Right Lung: Procedure Code Group Overview

BB13-LEFT-LUNG-FLUOROSCOPY

ICD-10-PCS Code For Left Lung: Procedure Code Group Overview

BB14-LUNGS-FLUOROSCOPY

ICD-10-PCS Code For Lungs: Procedure Code Group Overview

BB16-DIAPHRAGM-FLUOROSCOPY

ICD-10-PCS Code For Diaphragm: Procedure Code Group Overview

BB17-RIGHT-TRACHEOBRONCHIAL-FLUOROSCOPY

ICD-10-PCS Code For Right Tracheobronchial Tree: Procedure Code Group Overview

BB19-TRACHEOBRONCHIAL-TREES-FLUOROSCOPY

ICD-10-PCS Code For Tracheobronchial Trees: Procedure Code Group Overview

BB1C-MEDIASTINUM-FLUOROSCOPY

ICD-10-PCS Code For Mediastinum: Procedure Code Group Overview

BB1D-UPPER-AIRWAYS-FLUOROSCOPY

ICD-10-PCS Code For Upper Airways: Procedure Code Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

ICD-10-PCS Code For Left Tracheobronchial Tree: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Left Tracheobronchial Tree: Procedure Code Group Overview policy alerts

Left Tracheobronchial Tree Fluoroscopy Procedure Overview

Code Attributes

ICD-10-PCS Code For Left Tracheobronchial Tree: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Left Tracheobronchial Tree: Procedure Code Group Overview policy alerts

Left Tracheobronchial Tree Fluoroscopy Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

What procedure does the ICD-10-PCS code group BB18 represent?

Which specific code in this group denotes fluoroscopy of the left tracheobronchial tree with other contrast?

In which ICD-10-PCS section and body system is this procedure classified?

How does accurate coding of `BB18YZZ` affect inpatient documentation and reimbursement?

Are there related DRGs listed for the BB18 code group?

References

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

What procedure does the ICD-10-PCS code group BB18 represent?

Which specific code in this group denotes fluoroscopy of the left tracheobronchial tree with other contrast?

In which ICD-10-PCS section and body system is this procedure classified?

How does accurate coding of `BB18YZZ` affect inpatient documentation and reimbursement?

Are there related DRGs listed for the BB18 code group?

References