J18 Pneumonia, unspecified organism

ICD-10-CM category J18 sits in Chapter 10 (Diseases of the respiratory system, J00-J99). It contains 5 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in J18

Search within ICD-10-CM for J18 and related codes