C78.02
Billable codeSecondary malignant neoplasm of left lung
The ICD-10 code for secondary malignant neoplasm of left lung is C78.02.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- C78.00Secondary malignant neoplasm of unspecified lung
- C78.01Secondary malignant neoplasm of right lung
- C78.02Secondary malignant neoplasm of left lung
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 1970Approximate match
Associated MS-DRGs
C78.02 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.