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R50.81

Billable

Fever presenting with conditions classified elsewhere

R50.81 is the ICD-10-CM code for Fever presenting with conditions classified elsewhere. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
R00-R99
Parent
R50.8
Edition
FY2026

R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

Code first

  • •underlying condition when associated fever is present, such as with:
  • •leukemia (C91-C95)
  • •neutropenia (D70.-)
  • •sickle-cell disease (D57.-)

Frequently asked questions

What is ICD-10 code R50.81?
R50.81 is the ICD-10-CM code for "Fever presenting with conditions classified elsewhere". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R50.81 a billable code?
Yes — R50.81 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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