C78.39
Billable codeSecondary malignant neoplasm of other respiratory organs
The ICD-10 code for secondary malignant neoplasm of other respiratory organs is C78.39.
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
- C78.30Secondary malignant neoplasm of unspecified respiratory organ
- C78.39Secondary malignant neoplasm of other respiratory organs
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 1973Approximate match
Associated MS-DRGs
C78.39 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.