Code Information

Diagnosis Code: 033.8

Short Description: Whooping cough NEC

Long Description: Whooping cough due to other specified organism

Code Classification:

  • Infectious and parasitic diseases (001–139)
    • Other bacterial diseases (030-041)
      • 033 Whooping cough
        • 033.8 Whooping cough NEC

Code Version: 2015 ICD-9-CM


  • Infection due to Bordetella bronchiseptica
  • Whooping cough due to organism other than Bordetella pertussis

References to Index of Diseases and Injuries

The code 033.8 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Infection, infected, infective (opportunistic) 136.9
    • Bordetella 033.9
      • bronchiseptica 033.8
  • Whooping cough 033.9
    • due to
      • Bordetella
        • bronchoseptica 033.8
          • with pneumonia 033.8 [484.3]
      • specified organism NEC 033.8
        • with pneumonia 033.8 [484.3]

Crosswalk Information

The code 033.8 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
033.8 Right Arrow A37.80 Whooping cough due to other Bordetella species w/o pneumonia
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
033.0 Whooping cough due to bordetella pertussis [B. pertussis]
033.1 Whooping cough due to bordetella parapertussis [B. parapertussis]
033.9 Whooping cough, unspecified organism

This page was last updated on: 10/1/2014