Z91.02

Billable

ChapterZ00–Z99

Ranksubcategory

Official Description

Food additives allergy status

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

General instructions are available for the parent sections:

View Z77-Z99 Notes View Z91 Notes View Z91.0 Notes

Clinical Hierarchy

CH21Factors influencing health status and contact with health services (Z00-Z99)

Z77-Z99Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)

Z91Personal risk factors, not elsewhere classified

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

Z91.02Food additives allergy status

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z91.02:

subcategoryZ91.0

Allergy status, other than to drugs and biological substances

View context instructions

categoryZ91

Personal risk factors, not elsewhere classified

View context instructions

blockZ77-Z99

Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to Z91.02. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

1 raw paths

History1 unique routes

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 951

Other Factors Influencing Health Status

Cross Reference

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