Irritant contact dermatitis related to unsp stoma or fistula

This code signifies skin inflammation and irritation resulting from direct contact with substances originating from an unspecified stoma or fistula. It indicates a non-allergic skin reaction, typically characterized by redness, itching, and sometimes blistering, around the opening of a surgically created or abnormal passage.

Apply this code when documentation specifies irritant contact dermatitis occurring in the peristomal or percutaneous area due to effluent from a stoma (e.g., colostomy, ileostomy, urostomy) or a fistula, but the specific type of stoma or fistula is not documented. This code is appropriate when the reaction is clearly identified as irritant, not allergic.

• Ensure documentation specifies "irritant" contact dermatitis; if allergic, a different code from the L23 category would be more appropriate.
• If the specific type of stoma or fistula is known, use a more specific code from the L24.B category (e.g., L24.B1 for colostomy).
• Always sequence this code after the primary diagnosis for the condition necessitating the stoma or fistula, if applicable.