B33.4
Billable codeHantavirus (cardio)-pulmonary syndrome [HPS] [HCPS]
The ICD-10 code for hantavirus (cardio)-pulmonary syndrome [hps] [hcps] is B33.4.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Hantavirus disease with pulmonary manifestations
- Sin nombre virus disease
Use additional code
This code represents an underlying condition. When a related manifestation is also present, coding convention calls for an additional code to be listed after this one.
- code to identify any associated acute kidney failure (N17.9)
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •If the associated manifestation or related condition noted above is also documented, an additional code should be reported alongside this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- B33.0Epidemic myalgia
- B33.1Ross River disease
- B33.2Viral carditisnon-billable header
- B33.3Retrovirus infections, not elsewhere classified
- B33.8Other specified viral diseases
- B33.4Hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS]
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 07981Approximate match
Associated MS-DRGs
B33.4 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.