Z91.0121

Z91.0121

Billable

Allergy to eggs with tolerance to baked egg

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

What This Code Means

A person is allergic to eggs but can tolerate eggs when they have been baked into foods like cakes or cookies.

Coding Tips

•This indicates a heat-labile egg protein allergy that is partially denatured by baking
•Document specific baked products tolerated for dietary guidance

Excludes 1 — Do NOT code together

Allergy to eggs with reactivity to baked egg (Z91.0122)

Code Hierarchy

└Z91Personal risk factors, not elsewhere classified └Z91.0Allergy status, other than to drugs and biological substances └Z91.01Food allergy status └Z91.012Allergy to eggs └Z91.0121Allergy to eggs with tolerance to baked egg

└Z91.0121Allergy to eggs with tolerance to baked egg