B50.8 Other severe and complicated Plasmodium falciparum malaria

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applicable to

• Severe or complicated Plasmodium falciparum malaria NOS

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)

• 084.8 Blackwater fever (approximate)
• 084.9 Other pernicious complications of malaria (approximate)

Code annotations containing back-references to B50.8

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 B50.8

• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › bilious, hemoglobinuric
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › blackwater
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › hematuric, bilious
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › hemoglobinuric (malarial) (bilious)
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › West › African
• Hematinuria › malarial
• Hematuria › malarial
• Hemoglobinuria › malarial
• Malaria, malarial (fever) › with › blackwater fever
• Malaria, malarial (fever) › with › blackwater fever › hemoglobinuric (bilious)
• Malaria, malarial (fever) › with › hemoglobinuria
• Malaria, malarial (fever) › falciparum › with complications NEC
• Malaria, malarial (fever) › falciparum › severe
• West African fever

Nearby codes

• B50 Plasmodium falciparum malaria
• B50.0 Plasmodium falciparum malaria with cerebral complications
• B50.8 Other severe and complicated Plasmodium falciparum malaria (this code)
• B50.9 Plasmodium falciparum malaria, unspecified