| MDC 4 Diseases & Disorders of the Respiratory System |
| Simple Pneumonia and Pleurisy |
| B330 | Epidemic myalgia |
| J09X1 | Influenza due to identified novel influenza A virus with pneumonia |
| J09X2 | Influenza due to identified novel influenza A virus with other respiratory manifestations |
| J1000 | Influenza due to other identified influenza virus with unspecified type of pneumonia |
| J1001 | Influenza due to other identified influenza virus with the same other identified influenza virus pneumonia |
| J1008 | Influenza due to other identified influenza virus with other specified pneumonia |
| J101 | Influenza due to other identified influenza virus with other respiratory manifestations |
| J1100 | Influenza due to unidentified influenza virus with unspecified type of pneumonia |
| J1108 | Influenza due to unidentified influenza virus with specified pneumonia |
| J120 | Adenoviral pneumonia |
| J121 | Respiratory syncytial virus pneumonia |
| J122 | Parainfluenza virus pneumonia |
| J123 | Human metapneumovirus pneumonia |
| J1281 | Pneumonia due to SARS-associated coronavirus |
| J1289 | Other viral pneumonia |
| J129 | Viral pneumonia, unspecified |
| J13 | Pneumonia due to Streptococcus pneumoniae |
| J14 | Pneumonia due to Hemophilus influenzae |
| J153 | Pneumonia due to streptococcus, group B |
| J154 | Pneumonia due to other streptococci |
| J157 | Pneumonia due to Mycoplasma pneumoniae |
| J159 | Unspecified bacterial pneumonia |
| J160 | Chlamydial pneumonia |
| J168 | Pneumonia due to other specified infectious organisms |
| J180 | Bronchopneumonia, unspecified organism |
| J181 | Lobar pneumonia, unspecified organism |
| J188 | Other pneumonia, unspecified organism |
| J189 | Pneumonia, unspecified organism |
| J920 | Pleural plaque with presence of asbestos |
| J929 | Pleural plaque without asbestos |
| J941 | Fibrothorax |
| J949 | Pleural condition, unspecified |
| R091 | Pleurisy |