R50.2

ICD-10Billable

Drug induced fever

Official ICD-10-CM descriptor (FY2026)

Drug induced fever

R50.2 is valid for submission on a claim — CMS flags it as a billable, specific code.

Excludes1

Not coded here. An Excludes1 code should never be reported at the same time as the code above it.

postvaccination (postimmunization) fever (R50.83)

Use additional code

Report an additional code to identify the associated condition.

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Related codes in R50

Where this code sits

Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: General symptoms and signs (R50-R69)
Parent code: R50

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.