ICD-10-CM B51: Plasmodium vivax malaria

ICD-10-CM Diagnosis Code (2025)

Official Description for B51

Plasmodium vivax malaria

Coding Notes & Guidelines for B51

Includes Notes

mixed infections of Plasmodium vivax with other Plasmodium species, except Plasmodium falciparum

Excludes1: Not Coded Here

plasmodium vivax with Plasmodium falciparum (B50.-)

Inclusion Terms

Plasmodium vivax malaria NOS

Child Codes (More Specific Codes for B51):

B51.0 - Plasmodium vivax malaria with rupture of spleen B51.8 - Plasmodium vivax malaria with other complications B51.9 - Plasmodium vivax malaria without complication

About ICD-10-CM Code B51 (Plasmodium vivax malaria)

ICD-10-CM code B51 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM B51 became effective on October 1, 2024.

This page provides detailed information about B51 - Plasmodium vivax malaria. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Plasmodium vivax malaria.