A37 Whooping coughNon-billable header with 4 child codes.
A37.0 Whooping cough due to Bordetella pertussisA37.1 Whooping cough due to Bordetella parapertussisA37.8 Whooping cough due to other Bordetella speciesA37.9 Whooping cough, unspecified speciesJ17 Pneumonia in diseases classified elsewhere ("whooping cough with pneumonia (A37 with fifth-character 1)")J17 Pneumonia in diseases classified elsewhere ("whooping cough with pneumonia (A37 with fifth-character 1)")A37 Whooping cough (this code)A37.0 Whooping cough due to Bordetella pertussisA37.00 Whooping cough due to Bordetella pertussis without pneumoniaA37.01 Whooping cough due to Bordetella pertussis with pneumoniaA37.1 Whooping cough due to Bordetella parapertussisA37.10 Whooping cough due to Bordetella parapertussis without pneumonia