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ICD-10-CM Code B33.4
Hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS]

Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
| ICD-10 from 2011 - 2016

B33.4 is a billable ICD code used to specify a diagnosis of hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS]. A 'billable code' is detailed enough to be used to specify a medical diagnosis.

The ICD code B334 is used to code Hantavirus

Hantaviruses are single-stranded, enveloped, negative sense RNA viruses in the Bunyaviridae family.

Specialty: Infectious Disease
MeSH Code: D018778
ICD 9 Code: 798.1

The cotton rat, Sigmodon hispidus, is a hantavirus carrier that becomes a threat when it enters human habitation in rural and suburban areas.

Source: Wikipedia

Coding Notes for B33.4 Info for medical coders on how to properly use this ICD-10 code

Inclusion Terms:
Inclusion Terms
Inclusion Terms are a list of concepts for which a specific code is used. The list of Inclusion Terms is useful for determining the correct code in some cases, but the list is not necessarily exhaustive.
Hantavirus disease with pulmonary manifestations
Sin nombre virus disease
Additional Code Note:
Use Additional Code
Use Additional Code note means a second code must be used in conjunction with this code. Codes with this note are Etiology codes and must be followed by a Manifestation code or codes.
Code to identify any associated acute kidney failure See code N17.9
Code Type-1 Excludes:
Type-1 Excludes
Type-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here."
Hantavirus disease with renal manifestations - instead, use code A98.5
Hemorrhagic fever with renal manifestations - instead, use code A98.5

MS-DRG Mapping

  • DRG Group #865-866 - Viral illness with MCC.
  • DRG Group #865-866 - Viral illness without MCC.

Related Concepts SNOMET-CT

  • Hantavirus pulmonary syndrome (disorder)

ICD-10-CM Alphabetical Index References for 'B33.4 - Hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS]'

The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code B33.4. Click on any term below to browse the alphabetical index.


Hantavirus infection (approximate match)

This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code B33.4 and a single ICD9 code, 079.81 is an approximate match for comparison and conversion purposes.

Parent Code: B33 - Other viral diseases, not elsewhere classified

** This Document Provided By ICD.Codes **
Source: http://icd.codes/icd10cm/B334