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R53.83

✓ Billable

Other fatigue

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

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Also Known As

Fatigue NOSLack of energyLethargyTiredness

❌ Excludes1

inherited from R53.8

Rules from parent category R53.8: Other malaise and fatigue

  • • combat exhaustion and fatigue (F43.0)
  • • congenital debility (P96.9)
  • • exhaustion and fatigue due to excessive exertion (T73.3)
  • • exhaustion and fatigue due to exposure (T73.2)
  • • exhaustion and fatigue due to heat (T67.-)
  • • exhaustion and fatigue due to pregnancy (O26.8-)
  • • exhaustion and fatigue due to recurrent depressive episode (F33-)
  • • exhaustion and fatigue due to senile debility (R54)

⚠️ Excludes2

direct

May be coded together if both conditions coexist

  • • exhaustion and fatigue due to depressive episode (F32.-)

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Code Information

CodeR53.83
BillableYes
ParentR53.8
CategorySymptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Excludes18 rule(s)
Excludes21 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)