B50.9 Plasmodium falciparum malaria, unspecified
Billable ICD-10-CM code, FY2026. Acts as a Major Complication or Comorbidity (MCC) as a secondary diagnosis.
Applies from B50 Plasmodium falciparum malaria
Includes
- mixed infections of Plasmodium falciparum with any other Plasmodium species
MS-DRG index
Defines the logic of DRG(s) 867-869 in MDC 18.
Approximate ICD-9-CM (GEMs)
084.0 Falciparum malaria [malignant tertian] (approximate)
Code annotations containing back-references to B50.9
Back-references to B50
- Type 1 Excludes:
B51 Plasmodium vivax malaria ("plasmodium vivax with Plasmodium falciparum (B50.-)") - Type 1 Excludes:
B52 Plasmodium malariae malaria ("Plasmodium falciparum (B50.-)") - Type 1 Excludes:
B53.0 Plasmodium ovale malaria ("Plasmodium ovale with Plasmodium falciparum (B50.-)") - Type 1 Excludes:
B53.1 Malaria due to simian plasmodia ("Malaria due to simian plasmodia with Plasmodium falciparum (B50.-)") - Type 2 Excludes:
J82 Pulmonary eosinophilia, not elsewhere classified ("pulmonary eosinophilia due to specified parasitic infection (B50-B83)")
Diagnosis Index entries for B50.9
- Chagres fever
- Estivo-autumnal malaria (fever)
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › Chagres
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › continued malarial
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › estivo-autumnal (malarial)
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › intermittent (bilious) › pernicious
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › Panama (malarial)
- Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › subtertian
- Malaria, malarial (fever) › algid
- Malaria, malarial (fever) › continued (fever)
- Malaria, malarial (fever) › estivo-autumnal
- Malaria, malarial (fever) › falciparum
- Malaria, malarial (fever) › tertian (benign) › malignant
- Malaria, malarial (fever) › tropical
Nearby codes
B50 Plasmodium falciparum malariaB50.0 Plasmodium falciparum malaria with cerebral complicationsB50.8 Other severe and complicated Plasmodium falciparum malariaB50.9 Plasmodium falciparum malaria, unspecified (this code)