C78.3 SECONDARY MALIGNANT NEOPLASM OF AND UNSP RESPIRATORY ORGANS

Code Information

Diagnosis Code: C78.3
Short Description: Secondary malignant neoplasm of and unsp respiratory organs
Long Description: Secondary malignant neoplasm of other and unspecified respiratory organs
Code Version: 2025 ICD-10-CM

The code C78.3 is NOT VALID for claim submission

Code Classification

Neoplasms (C00–D49)
- Malignant neoplasms of ill-defined, other secondary and unspecified sites (C76-C80)
  - Secondary malignant neoplasm of respiratory and digestive organs (C78)

Similar Codes

ICD-10 Code	ICD-10 Description
C78	Secondary malignant neoplasm of respiratory and digestive organs
C78.0	Secondary malignant neoplasm of lung
C78.00	Secondary malignant neoplasm of unspecified lung
C78.01	Secondary malignant neoplasm of right lung
C78.02	Secondary malignant neoplasm of left lung
C78.1	Secondary malignant neoplasm of mediastinum
C78.2	Secondary malignant neoplasm of pleura
C78.30	Secondary malignant neoplasm of unspecified respiratory organ
C78.39	Secondary malignant neoplasm of other respiratory organs
C78.4	Secondary malignant neoplasm of small intestine
C78.5	Secondary malignant neoplasm of large intestine and rectum
C78.6	Secondary malignant neoplasm of retroperitoneum and peritoneum
C78.7	Secondary malignant neoplasm of liver and intrahepatic bile duct
C78.8	Secondary malignant neoplasm of other and unspecified digestive organs
C78.80	Secondary malignant neoplasm of unspecified digestive organ
C78.89	Secondary malignant neoplasm of other digestive organs

This page was last updated on: 10/1/2025

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