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L50.0

Billable

Allergic urticaria

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

What This Code Means

An allergic reaction causing itchy, raised welts on the skin that develop in response to a specific allergen exposure.

Coding Tips

  • •When coding allergic urticaria, identify and document the specific allergen trigger if known (food, medication, environmental)
  • •Use additional codes to specify the allergen when available (T36-T65 codes for drug reactions or Z91 codes for allergy history)

Code Hierarchy

└L50Urticaria└L50.0Allergic urticaria
└L50.0Allergic urticaria

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