Z91.0122
BillableAllergy to eggs with reactivity to baked egg
Z91.0122 is the ICD-10-CM code for Allergy to eggs with reactivity to baked egg. It is a billable, specific code valid for reimbursement.
Z00-Z99 Factors influencing health status and contact with health services
What this means — in plain language
MedlinePlus · NIHWhat is a food allergy? A food allergy is an abnormal immune system reaction to certain foods. Your immune system normally protects you from germs. But if you have a food allergy, your immune system mistakenly reacts to certain foods as if they were harmful. This reaction is usually mild. But in some cases, it can be serious or even life-threatening. A food intolerance is different than a food allergy. If you have a…
Read more about Food Allergy at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
- •Allergy to egg with tolerance to baked egg (Z91.0121)
Frequently asked questions
- What is ICD-10 code Z91.0122?
- Z91.0122 is the ICD-10-CM code for "Allergy to eggs with reactivity to baked egg". It falls under Z00-Z99 Factors influencing health status and contact with health services.
- Is Z91.0122 a billable code?
- Yes — Z91.0122 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from Z91.0122?
- Excludes1 (not coded here): Allergy to egg with tolerance to baked egg (Z91.0121).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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