B50

Non-Billable
ChapterA00–B99
Rankcategory
Official Description

Plasmodium falciparum malaria

Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).

CH1 Parent Instructions

Includes
  • diseases generally recognized as communicable or transmissible
Excludes1(Not coded here. Use a different code.)
  • certain localized infections - see body system-related chapters
Excludes2(Not included here. Code separately if applicable.)
  • carrier or suspected carrier of infectious disease (Z22.-)
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39)
  • influenza and other acute respiratory infections (J00-J22)
Use Additional Code
  • code to identify resistance to antimicrobial drugs (Z16.-)

B50-B64 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • amebiasis (A06.-)
  • other protozoal intestinal diseases (A07.-)

Instructional Notes

Includes
  • mixed infections of Plasmodium falciparum with any other Plasmodium species

Clinical Hierarchy

BillableHas subcodes
CH1Certain infectious and parasitic diseases (A00-B99)
B50-B64Protozoal diseases (B50-B64)
B50Plasmodium falciparum malariaNot billable
B50.0Plasmodium falciparum malaria with cerebral complicationsBillable
B50.8Other severe and complicated Plasmodium falciparum malariaBillable
B50.9Plasmodium falciparum malaria, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to B50:

blockB50-B64
Protozoal diseases (B50-B64)
View context instructions
chapterCH1
Certain infectious and parasitic diseases (A00-B99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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