L23.9
BillableAllergic contact dermatitis, unspecified cause
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
An allergic skin reaction from touching something, but the specific cause is unknown or not documented.
Coding Tips
- •Use this code only when the causative agent cannot be determined despite clinical evaluation
- •Attempt to identify the specific agent before defaulting to this unspecified code, as it provides less clinical information
Code Hierarchy
└L23Allergic contact dermatitis└L23.9Allergic contact dermatitis, unspecified cause
└L23.9Allergic contact dermatitis, unspecified cause