B50.9Billable

Plasmodium falciparum malaria, unspecified

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

Related codes in category B50

B50Plasmodium falciparum malariaB50.0Plasmodium falciparum malaria with cerebral complicationsYesB50.8Other severe and complicated Plasmodium falciparum malariaYes

Frequently asked questions

What is ICD-10 code B50.9?

B50.9 is an ICD-10-CM diagnosis code for Plasmodium falciparum malaria, unspecified.

Is B50.9 a billable code?

Yes. B50.9 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is B50.9 in?

B50.9 falls under Chapter 1: Certain infectious and parasitic diseases.

When did B50.9 become effective?

B50.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to B50.9?

B50.9 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.