Diagnosis Code


Code Information

Diagnosis Code: B33.4

Short Description: Hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS]

Long Description: Hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS]

The code B33.4 is VALID for claim submission

Code Classification:

  • Certain infectious and parasitic diseases (A00–B99)
    • Other viral diseases (B25-B34)
      • Other viral diseases, not elsewhere classified (B33)
        • B33.4 Hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS]

Code Version: 2018 ICD-10-CM


  • Disease caused by Hantavirus
  • Hantavirus pulmonary syndrome

Diagnostic Related Group(s)

The code B33.4 is grouped in the following Diagnostic Related Group(s) (MS-DRG v34.0)
  • Viral Illness With Mcc (865)
  • Viral Illness Without Mcc (866)

References to Index of Diseases and Injuries

The code B33.4 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Inclusion Terms:
    • Hantavirus disease with pulmonary manifestations
    • Sin nombre virus disease
  • Type 1 Excludes Notes:
    • hantavirus disease with renal manifestations (A98.5)
    • hemorrhagic fever with renal manifestations (A98.5)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
B33.4 Right Arrow 079.81 Hantavirus infection
This ICD-10 to ICD-9 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-10 Code ICD-10 Description
B33 Other viral diseases, not elsewhere classified
B33.0 Epidemic myalgia
B33.1 Ross River disease
B33.2 Viral carditis
B33.20 Viral carditis, unspecified
B33.21 Viral endocarditis
B33.22 Viral myocarditis
B33.23 Viral pericarditis
B33.24 Viral cardiomyopathy
B33.3 Retrovirus infections, not elsewhere classified
B33.8 Other specified viral diseases

This page was last updated on: 1/1/2018