Z91.09

Billable
ChapterZ00–Z99
Ranksubcategory
Official Description

Other allergy status, other than to drugs and biological substances

Metadata & Insights
  • 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:

Clinical Hierarchy

BillableHas subcodes
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
Z91.09Other allergy status, other than to drugs and biological substancesBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z91.09:

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

MS-DRG Classification

2026 v43.1

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

Cross Reference

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