B50Header code — not billable

Plasmodium falciparum malaria

Chapter
1. Certain infectious and parasitic diseases
Category
B50
Effective date
October 1, 2026

Related codes in category B50

B50.0Plasmodium falciparum malaria with cerebral complicationsYesB50.8Other severe and complicated Plasmodium falciparum malariaYesB50.9Plasmodium falciparum malaria, unspecifiedYes

Frequently asked questions

What is ICD-10 code B50?

B50 is an ICD-10-CM diagnosis code for Plasmodium falciparum malaria.

Is B50 a billable code?

No. B50 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is B50 in?

B50 falls under Chapter 1: Certain infectious and parasitic diseases.

When did B50 become effective?

B50 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to B50?

B50 belongs to category B50, which includes 3 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.