Airways, lungs, mediastinum and diaphragm

Where you are

A respiratory procedure can involve an airway, lung tissue, the pleural space or another structure within the chest. Start by identifying the actual target and how the clinician reached it. The approach and the target are related, but they are not the same thing.

Your anatomy lessons traced air from the nose through the larynx, trachea and bronchial tree into the lungs. The diaphragm helps move air by changing the volume of the chest. Review that route before opening the respiratory procedure section of your authorized book. [anatomy-airways; anatomy-ventilation]

Trace the scope without multiplying services

During respiratory endoscopy, the clinician ordinarily evaluates structures along the access route. NCCI does not treat each region passed through as another reportable examination. A bronchoscope passing through the upper airway does not automatically establish separate nasal, pharyngeal and laryngeal procedures. [ncci-chest-vascular-2026, C.3]

Original fictional record: a bronchoscope is introduced through the nose to investigate a documented lung concern. The report describes the access regions and then the lower-airway findings. The access observations belong in the record, but they do not create a separate procedure for every anatomical name.

A separately necessary procedure in another region, using the appropriate separate scope, has different requirements. NCCI discusses that circumstance specifically. Do not infer it merely from a complete description of the route used for the main service.

Record what the scope actually did

After locating the target, identify the action: examination, sampling, removal or another intervention. Then inspect the full current entry and any additional-site instructions. Scope type, anatomical location and the work performed may distinguish candidate entries.

A diagnostic examination included in a surgical endoscopy is not separately reported just because it occurs first. Likewise, an examination performed to inspect the operative field or verify the work does not become an independent diagnostic service solely because findings are written down. [ncci-chest-vascular-2026, C.3]

For a fictional record, build a sequence of purpose, route, target, action and result. If the purpose changes, identify the documented reason. Do not supply a diagnostic decision that the report never makes.

Sinus work requires side and purpose

For nasal and sinus procedures, preserve the side, sinus and actual action. The same side can contain several named structures, and comprehensive instructions may include access work or associated procedures. A named structure alone does not prove another billable service. [ncci-chest-vascular-2026, C.4,C.7,C.9,C.20]

Original fictional note: a surgeon performs sinus surgery, flushes that same sinus and controls bleeding caused by the operation. Those actions must be checked as components of the procedure. They are not automatically three services because they have separate verbs.

A nasal biopsy obtained as part of a more extensive operation also needs an inclusion review. NCCI distinguishes tissue obtained during surgery from a pathologically examined biopsy whose result establishes the need to proceed. Preserve the actual diagnostic sequence. [ncci-chest-vascular-2026, C.2]

Intubation and laryngoscopy have different purposes

A laryngoscopic view used to place an endotracheal tube is not automatically an independent laryngoscopy. NCCI includes that work in the tube-placement relationship. The emergency-intubation service also requires a documented emergency; routine elective intubation is not reported as an emergency merely because it involves an airway. [ncci-chest-vascular-2026, C.10]

Compare an original fictional planned anesthetic with a rapidly deteriorating patient needing emergent airway placement. The distinction comes from the clinical circumstance and documented service. Do not change the classification based on the time of day or the speed with which equipment was prepared.

For tracheostomy, identify whether the procedure is independently performed or is included in a related laryngeal operation. A scope used only to place or confirm the tracheostomy has its own inclusion relationship. [ncci-chest-vascular-2026, C.12–13]

Thoracoscopy and open conversion

A thoracoscope examines the chest cavity through an endoscopic approach. NCCI includes a diagnostic thoracoscopy in surgical thoracoscopy on the same side. It also distinguishes a diagnostic examination that establishes the need for an open operation from a surgical thoracoscopy converted to open work. [ncci-chest-vascular-2026, C.15]

Original fictional sequence: a surgeon starts a therapeutic thoracoscopic procedure, cannot complete it through that approach and completes the operation through an open incision. Under the cited conversion rule, report the completed open procedure. Do not relabel the attempted surgical thoracoscopy as a separate diagnostic service.

In contrast, a medically necessary diagnostic thoracoscopy whose findings lead to the decision for open surgery needs review under the specific diagnostic-decision provision. Documentation of purpose and sequence is essential; two approach names alone do not establish the exception.

Lung biopsy has a specific inclusion rule

Do not carry a biopsy exception from another organ into lung surgery. NCCI includes a lung biopsy when its anatomical location is removed during the more extensive lung procedure at the same encounter. This applies even when the biopsy helps determine whether to proceed. [ncci-chest-vascular-2026, C.21]

For an original fictional record, a biopsy is taken from tissue that is then removed in the same lobectomy. That same-location biopsy is included under the cited rule. A biopsy at an anatomical location not included in the larger resection has a different relationship requiring review.

Map the sampled tissue against the tissue removed. A separate specimen label does not prove that the anatomical location lies outside the resection.

Pleural drainage and chest imaging

Pleural drainage concerns the space around the lung. Read the technique, side, catheter or tube work and any accompanying open procedure. NCCI gives inclusion rules for same-side drainage with open chest surgery. [ncci-chest-vascular-2026, C.17]

The cited policy also includes a chest examination performed to confirm placement, adequacy or absence of complications after the specified drainage or tube procedures. Do not assume that a confirmation image is a separately reportable diagnostic study. Read why the image was obtained and which procedure relationship applies. [ncci-chest-vascular-2026, C.18]

Mediastinum and diaphragm

The mediastinal region contains structures between the lungs; a procedure there must be matched to its actual target and approach. Exploring that region merely as part of another operation is not independently reportable. Documented drainage, foreign-body removal or biopsy has a different service purpose. [ncci-chest-vascular-2026, F]

For a diaphragm procedure, record what defect or condition is treated and whether the work is repair, resection or another defined intervention. Use the appropriate book section and approach instructions. Do not select a lung procedure merely because the diaphragm operation takes place in the chest.

Book drill

Trace a bronchoscope's route and identify observations that belong to the access examination. Compare diagnostic thoracoscopy with a therapeutic conversion. Map a lung biopsy against the planned resection. Locate mediastinal and diaphragm entries, noting how target and approach narrow the lookup.

Checkpoint

Explain why access regions do not each become a separate scope, why an emergency-intubation entry needs an emergency record, and why lung-biopsy inclusion differs from a generic diagnostic-biopsy assumption.

Check target, approach and purpose

Preserve what was examined, what was treated and why each step occurred. Apply the organ-specific inclusion rule before adding another procedure. For conversions, use the completed approach and do not rewrite the attempted service.

Sources

1. CMS — Medicare NCCI 2026 Chapter V: Respiratory, Cardiovascular, Hemic and Lymphatic Systems. 2026. Accessed 2026-09-10.
2. NCI SEER — Bronchi, bronchial tree and lungs. 2026. Accessed 2026-09-10.
3. NCI SEER — Mechanics of ventilation. 2026. Accessed 2026-09-10.