Z91.018

Z91.018: Allergy to other foods

Billable / specific codeICD-10-CMPOA exempt

Z91.018 is a billable, specific ICD-10-CM code for allergy to other foods. It is valid for submission on a claim.

Check Z91.018 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Allergy to nuts other than peanuts

Excludes2 inherited from the categories above Z91.018

Not part of this code, but both may be coded when both are present.

Written on Z91.01: Food allergy status

food additives allergy status (Z91.02)

Written on Z91.0: Allergy status, other than to drugs and biological substances

Allergy status to drugs, medicaments, and biological substances (Z88.-)

Written on Z91: Personal risk factors, not elsewhere classified

contact with and (suspected) exposures hazardous to health (Z77.-)
exposure to pollution and other problems related to physical environment (Z77.1-)
female genital mutilation status (N90.81-)
occupational exposure to risk factors (Z57.-)
personal history of physical injury and trauma (Z87.81, Z87.82-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

Z91.018 is named in 12 Medicare coverage policies: 12 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A56558Billing and Coding: Allergy Testing
A57531Billing and Coding: Allergy Testing
A60360Billing and Coding: Allergy Diagnostic Testing
A60361Billing and Coding: Allergy Diagnostic Testing

Alphabetic index entries that lead here

Allergy, allergic›food NEC›status(without reaction)
Allergy, allergic›food NEC›status›specified NEC
History›personal›allergy›food
History›personal›allergy›food›specified food NEC

Code history

Unchanged in every release from FY2024 to FY2027.