R53.83 Other fatigue

Billable ICD-10-CM code, FY2026.

Applicable to

• Fatigue NOS
• Lack of energy
• Lethargy
• Tiredness

Excludes2 (not included here)

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

Applies from R53.8 Other malaise and fatigue

Excludes1 (never code together)

• 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)

MS-DRG index

Defines the logic of DRG(s) 947-948 in MDC 23.

Approximate ICD-9-CM (GEMs)

• 780.79 Other malaise and fatigue (approximate)

Diagnosis Index entries for R53.83

• Exhaustion, exhaustive (physical NEC)
• Fatigue
• Fatigue › general
• Lack of › energy
• Lethargy
• Overstrained
• Overworked
• Prostration
• Tiredness
• Vitality, lack or want of

Nearby codes

• R53.1 Weakness
• R53.2 Functional quadriplegia
• R53.8 Other malaise and fatigue
• R53.81 Other malaise
• R53.82 Chronic fatigue, unspecified
• R53.83 Other fatigue (this code)