A36.89

What This Code Means

This code describes rare or unusual complications from diphtheria infection that are not specifically listed in other diphtheria codes. Diphtheria is a serious bacterial infection that can affect multiple body systems beyond the typical throat involvement.

Coding Tips

• •Use this code only when the diphtheritic complication is documented but does not fit into more specific A36 subcategories (such as respiratory, cutaneous, or cardiac complications)
• •Always verify the documentation clearly states diphtheria as the underlying cause and identify what specific complication is present to ensure this 'other' code is the most appropriate choice