Z91.012Non-Billable (Header)Allergy to eggsChild CodesZ91.0120Allergy to eggs, unspecifiedZ91.0121Allergy to eggs with tolerance to baked eggZ91.0122Allergy to eggs with reactivity to baked eggCode 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└Z91.012Allergy to eggs