Z91.01
⚠ Non-billable
Food allergy status
ICD-10-CM · FY2026 · Factors Influencing Health Status
Code
Z91.01
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Factors Influencing Health Status
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code Z91.01?
ICD-10-CM code Z91.01 represents Food allergy status. It is a non-billable header code requiring a more specific subcategory in the Factors Influencing Health Status chapter, effective October 1, 2025 – September 30, 2026.
Is Z91.01 billable?
No. Z91.01 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is Z91.01 in?
Z91.01 belongs to the Factors Influencing Health Status chapter (Z00–Z99) of ICD-10-CM.
Related codes in the Z91 category
Z91
Personal risk factors, not elsewhere classified
Non-billable
Z91.0
Allergy status, other than to drugs and biological substances
Non-billable
Z91.1
Patient's noncompliance with medical treatment and regimen
Non-billable
Z91.A
Caregiver's noncompliance with patient's medical treatment and regimen
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Z91.4
Personal history of psychological trauma, not elsewhere classified
Non-billable
Z91.5
Personal history of self-harm
Non-billable
Z91.8
Other specified personal risk factors, not elsewhere classified
Non-billable
Z91.B
Personal risk factor of exposure to diethylstilbestrol
Billable
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