C78.30
✓ Billable
Secondary malignant neoplasm of unspecified respiratory organ
ICD-10-CM · FY2026 · Neoplasms
Code
C78.30
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Neoplasms
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code C78.30?
ICD-10-CM code C78.30 represents Secondary malignant neoplasm of unspecified respiratory organ. It is a billable diagnosis code in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.
Is C78.30 billable?
Yes. C78.30 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is C78.30 in?
C78.30 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.
Related codes in the C78 category
C78
Secondary malignant neoplasm of respiratory and digestive organs
Non-billable
C78.0
Secondary malignant neoplasm of lung
Non-billable
C78.1
Secondary malignant neoplasm of mediastinum
Billable
C78.2
Secondary malignant neoplasm of pleura
Billable
C78.3
Secondary malignant neoplasm of other and unspecified respiratory organs
Non-billable
C78.4
Secondary malignant neoplasm of small intestine
Billable
C78.5
Secondary malignant neoplasm of large intestine and rectum
Billable
C78.6
Secondary malignant neoplasm of retroperitoneum and peritoneum
Billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →