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L52

Billable

Erythema nodosum

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

What This Code Means

Erythema nodosum is an inflammatory condition causing painful, red nodules (bumps) typically on the shins, often associated with infections or systemic diseases.

Coding Tips

  • •Always investigate and code the underlying cause when identified (tuberculosis, sarcoidosis, streptococcal infection, etc.)
  • •Document whether the condition is acute or chronic, as this affects treatment approach and prognosis

Excludes 1 — Do NOT code together

  • tuberculous erythema nodosum (A18.4)

Code Hierarchy

└L52Erythema nodosum
└L52Erythema nodosum

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