ICD-10 Coding for Food Allergies(K52.2A, L27.2D, T78.0)

Explore detailed ICD-10 coding guidelines for food allergies, including peanut allergy and anaphylaxis. Learn about documentation requirements and common coding pitfalls.

Also known as:
Food HypersensitivityIgE-mediated Food Allergy
Related ICD-10 Code Ranges

Complete code families applicable to Food Allergies

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
Z91.010Peanut allergy
T78.0Anaphylactic reaction due to peanuts

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information

Essential facts and insights aboutFood Allergies

Primary ICD-10-CM Codes
Differential Codes

Alternative codes to consider when ruling out similar conditions

Anaphylactic reaction due to peanutsT78.0
Peanut allergyZ91.010

Documentation & Coding Risks

Avoid these common issues when documenting Food Allergies.

Documenting 'food allergy' without specifying the allergen.

Impact

Clinical: Inadequate treatment planning., Regulatory: Non-compliance with documentation standards., Financial: Potential claim denials due to lack of specificity.

Mitigation

Always specify the allergen and confirm with testing., Use templates to ensure complete documentation.

Using T78.1 for historical allergy status.

Impact

Reimbursement: Incorrect coding may lead to denied claims., Compliance: Non-compliance with ICD-10 coding guidelines., Data Quality: Inaccurate patient records and data reporting.

Mitigation

Use Z91.01X for known allergy status without active reaction.

Allergy Documentation

Impact

Incomplete documentation of allergen specifics.

Mitigation

Use structured templates and confirm allergen with testing.

Frequently Asked Questions