R50.9✓ Billable

Fever, unspecified

Inclusion Terms

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

Code Hierarchy

┌18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)├R50-R69General symptoms and signs (R50-R69)├R50Fever of other and unknown origin
└R50.9Fever, unspecified

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