033.9 WHOOPING COUGH NOS

Code Information

Diagnosis Code: 033.9

Short Description: Whooping cough NOS

Long Description: Whooping cough, unspecified organism

Code Classification:

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

Code Version: 2015 ICD-9-CM

References to Index of Diseases and Injuries

The code 033.9 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
      • parapertussis 033.1
      • pertussis 033.0
  • Meningitis (basal) (basic) (basilar) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetica) (toxic) 322.9
    • due to
      • whooping cough 033.9 [320.7]
  • Pertussis (see also Whooping cough) 033.9
    • vaccination, prophylactic (against) V03.6
  • Pneumonia (acute) (Alpenstich) (benign) (bilateral) (brain) (cerebral) (circumscribed) (congestive) (creeping) (delayed resolution) (double) (epidemic) (fever) (flash) (fulminant) (fungoid) (granulomatous) (hemorrhagic) (incipient) (infantile) (infectious) (infiltration) (insular) (intermittent) (latent) (lobe) (migratory) (newborn) (organized) (overwhelming) (primary) (progressive) (pseudolobar) (purulent) (resolved) (secondary) (senile) (septic) (suppurative) (terminal) (true) (unresolved) (vesicular) 486
    • in
      • whooping cough (see also Whooping cough) 033.9 [484.3]
  • Tussis convulsiva (see also Whooping cough) 033.9
  • Whooping cough 033.9
    • with pneumonia 033.9 [484.3]
    • due to
      • Bordetella
        • bronchoseptica 033.8
          • with pneumonia 033.8 [484.3]
        • parapertussis 033.1
          • with pneumonia 033.1 [484.3]
        • pertussis 033.0
          • with pneumonia 033.0 [484.3]
      • specified organism NEC 033.8
        • with pneumonia 033.8 [484.3]
    • vaccination, prophylactic (against) V03.6

Crosswalk Information

The code 033.9 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
033.9 Right Arrow A37.90 Whooping cough, unspecified species without pneumonia
This ICD-9 to ICD-10 data is based on the 2015 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

No. ICD-9 Code ICD-9 Description
1 033.0 Whooping cough due to bordetella pertussis [B. pertussis]
2 033.1 Whooping cough due to bordetella parapertussis [B. parapertussis]
3 033.8 Whooping cough due to other specified organism

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