All ICD10 Codes

B51

Non-Billable
ChapterA00–B99
Rankcategory
Official Description

Plasmodium vivax malaria

Use a more specific code (3 billable)
B51.0Plasmodium vivax malaria with rupture of spleenB51.8Plasmodium vivax malaria with other complicationsB51.9Plasmodium vivax malaria without complication
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 vivax with other Plasmodium species, except Plasmodium falciparum
Excludes1(Not coded here. Use a different code.)
  • plasmodium vivax with Plasmodium falciparum (B50.-)

Clinical Hierarchy

BillableHas subcodes
CH1Certain infectious and parasitic diseases (A00-B99)
B50-B64Protozoal diseases (B50-B64)
B51Plasmodium vivax malariaNot billable
B51.0Plasmodium vivax malaria with rupture of spleenBillable
B51.8Plasmodium vivax malaria with other complicationsBillable
B51.9Plasmodium vivax malaria without complicationBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to B51:

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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