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R53.82

Billable

Chronic fatigue, unspecified

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

Persistent, long-lasting extreme tiredness and lack of energy that is not attributed to a specific cause like cancer or infection. The fatigue continues over time despite rest.

Coding Tips

  • •This code is for chronic fatigue without a specified underlying cause
  • •If fatigue is related to a specific condition (malignancy, infection, post-viral), use the more specific code instead

Excludes 1 — Do NOT code together

  • chronic fatigue syndrome (G93.32)
  • myalgic encephalomyelitis (G93.32)
  • other post infection and related fatigue syndromes (G93.39)
  • postviral fatigue syndrome (G93.31)

Code Hierarchy

└R53Malaise and fatigue└R53.8Other malaise and fatigue└R53.82Chronic fatigue, unspecified
└R53.82Chronic fatigue, unspecified

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