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ICDMine.com › Browse ICD-10-CM Codes › Ch. 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99) › General symptoms and signs (R50-R69) › R50 Fever of other and unknown origin › R50.9

R50.9Fever, unspecified

ICD-10-CM billable/specific code — part of General symptoms and signs (R50-R69)

Code Details

BillableYes
ChapterChapter 18: Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
SectionGeneral symptoms and signs (R50-R69)
Parent codeR50 — Fever of other and unknown origin

Coding Notes

Inclusion Terms

  • Fever NOS
  • Fever of unknown origin [FUO]
  • Fever with chills
  • Fever with rigors
  • Hyperpyrexia NOS
  • Persistent fever
  • Pyrexia NOS
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