C34.11 — Malignant neoplasm of upper lobe, right bronchus or lung

BillableCC

Is C34.11 billable?

Yes — C34.11 is billable for FY2027. C34.11 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. C34.11 may be submitted for encounters from October 1, 2026 through September 30, 2027.

C34.11 at a glance

Code	C34.11
Description	Malignant neoplasm of upper lobe, right bronchus or lung
Billable	Yes
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Which MS-DRGs does C34.11 group to?

C34.11 sits in MDC 04 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

180Respiratory Neoplasms with MCCmedical
181Respiratory Neoplasms with CCmedical
182Respiratory Neoplasms without CC/MCCmedical

As a secondary diagnosis, C34.11 is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.

How is C34.11 listed in the Alphabetic Index?

The Alphabetic Index lists these routes under C34.1, the nearest indexed parent of C34.11. Use them to find the family, then select the specific code.

Pancoast's syndrome or tumor

Excludes1 — never code together — inherited from C30-C39

The conditions below can never be reported together with C34.11 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

mesothelioma (C45.-)

Excludes1 — never code together — inherited from C34

The conditions below can never be reported together with C34.11 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

Kaposi's sarcoma of lung (C46.5-)
malignant carcinoid tumor of the bronchus and lung (C7A.090)

Use additional code — inherited from C34

Report an additional code alongside C34.11 to fully describe the condition. C34.11 is sequenced first.

code to identify:
exposure to environmental tobacco smoke (Z77.22)
exposure to tobacco smoke in the perinatal period (P96.81)
history of tobacco dependence (Z87.891)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)

How long has C34.11 existed?

C34.11 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.