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2. ICD-10 Codes
3. Chapter - C00-D49
4. Section - C30-C39
5. Category - C39
6. C39.9

C39.9 - Malignant neoplasm of lower respiratory tract, part unspecified

• Applicable to Malignant neoplasm of lower respiratory tract, part unspecified
• The 2025 edition of ICD10-CM C39.9 became effective on October 1, 2024.
• This is the American ICD10-CM version of C39.9 - other international versions of ICD10 C39.9 may differ.
• C39.9 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• Malignant neoplasm of respiratory tract NOS

The following codes above C39.9 contain annotation back-references that may be applicable to C39.9:

• Chapter: C00-D49 - Neoplasms
• Section: C30-C39 - Malignant neoplasms of respiratory and intrathoracic organs
• Category: C39 - Malignant neoplasm of other and ill-defined sites in the respiratory system and intrathoracic organs

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.